Schedules of Controlled Substances: Placement of Serdexmethylphenidate in Schedule IV, 24487-24492 [2021-09738]
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Federal Register / Vol. 86, No. 87 / Friday, May 7, 2021 / Rules and Regulations
that authority because it addresses an
unsafe condition that is likely to exist or
develop on helicopters identified in this
rulemaking action.
Regulatory Findings
This AD will not have federalism
implications under Executive Order
13132. This AD will not have a
substantial direct effect on the States, on
the relationship between the national
government and the States, or on the
distribution of power and
responsibilities among the various
levels of government.
For the reasons discussed above, I
certify that this AD:
(1) Is not a ‘‘significant regulatory
action’’ under Executive Order 12866,
(2) Will not affect intrastate aviation
in Alaska, and
(3) Will not have a significant
economic impact, positive or negative,
on a substantial number of small entities
under the criteria of the Regulatory
Flexibility Act.
List of Subjects in 14 CFR Part 39
Air transportation, Aircraft, Aviation
safety, Incorporation by reference,
Safety.
The Amendment
Accordingly, under the authority
delegated to me by the Administrator,
the FAA amends 14 CFR part 39 as
follows:
PART 39—AIRWORTHINESS
DIRECTIVES
1. The authority citation for part 39
continues to read as follows:
■
Authority: 49 U.S.C. 106(g), 40113, 44701.
§ 39.13
[Amended]
2. The FAA amends § 39.13 by adding
the following new airworthiness
directive:
■
2021–10–08 Bell Textron Canada Limited
(Type Certificate Previously Held by Bell
Helicopter Textron Canada Limited):
Amendment 39–21541 Docket No. FAA–
2006–25084; Project Identifier 2005–
SW–38–AD.
(a) Effective Date
This airworthiness directive (AD) is
effective June 11, 2021.
(b) Affected ADs
None.
(c) Applicability
This AD applies to Bell Textron Canada
Limited (type certificate previously held by
Bell Helicopter Textron Canada Limited)
Model 206L, 206L–1, 206L–3, and 206L–4
helicopters, certificated in any category, with
a low fuel level detector switch unit (switch
unit) part number (P/N) 206–063–613–003:
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(1) With a switch unit serial number (S/N)
1413, 1414, 1415, 1424, 1428, 1430, 1432, or
1433 installed, or
(2) With a missing or illegible switch unit
S/N or if the S/N cannot be determined,
installed.
Note 1 to paragraph (c): Helicopters with
a 206L–1+ designation are Model 206L–1
helicopters. Helicopters with a 206L–3+
designation are Model 206L–3 helicopters.
Note 2 to paragraph (c): The switch unit
is located on the aft fuel boost pump
assembly. The P/N and S/N for the switch
unit could be on the outside face of the
attachment flange, in the cross hatched area
of the switch unit.
(d) Subject
Joint Aircraft Service Component (JASC)
Code: 2842, Fuel Quantity Sensor.
(e) Unsafe Condition
This AD was prompted by a manufacturing
flaw that could cause a switch unit to hang
in the high position and fail to indicate a low
fuel condition. The FAA is issuing this AD
to prevent failure of the switch unit to
indicate a low fuel condition that could lead
to fuel exhaustion and which if not
addressed, could result in a subsequent
forced landing.
(f) Compliance
Comply with this AD within the
compliance times specified, unless already
done.
(g) Required Actions
(1) For a switch unit identified in
paragraph (c)(1) of this AD, on or before the
next 100-hour time-in-service inspection
after the effective date of this AD, remove the
switch unit from service.
(2) For a switch unit identified in
paragraph (c)(2) of this AD, on or before the
next 100-hour time-in-service inspection
after the effective date of this AD:
(i) Determine the color of the switch unit
mounting flange. If the mounting flange color
is any color other than red, determine the
purchase date. If the purchase date of the
switch unit is between April 19 and July 26,
2004, or cannot be determined, do an
operational test.
(ii) If the switch unit fails the operational
test, before further flight, remove the switch
unit from service.
(3) As of the effective date of this AD, do
not install a switch unit identified in
paragraph (c)(1) of this AD on any helicopter.
(4) As of the effective date of this AD, do
not install a switch unit identified in
paragraph (c)(2) of this AD on any helicopter
unless the actions in paragraphs (g)(2)(i) and
(ii) of this AD have been accomplished.
(h) Alternative Methods of Compliance
(AMOCs)
(1) The Manager, International Validation
Branch, FAA, has the authority to approve
AMOCs for this AD, if requested using the
procedures found in 14 CFR 39.19. In
accordance with 14 CFR 39.19, send your
request to your principal inspector or local
Flight Standards District Office, as
appropriate. If sending information directly
to the manager of the International Validation
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Branch, send it to the attention of the person
identified in paragraph (i)(1) of this AD.
Information may be emailed to: 9-AVS-AIR730-AMOC@faa.gov.
(2) Before using any approved AMOC,
notify your appropriate principal inspector,
or lacking a principal inspector, the manager
of the local flight standards district office/
certificate holding district office.
(i) Related Information
(1) For more information about this AD,
contact Hal Jensen, Aerospace Engineer,
Operational Safety Branch, FAA, 950
L’Enfant Plaza N SW, Washington, DC 20024;
telephone (202) 267–9167; email hal.jensen@
faa.gov.
(2) Bell Helicopter Textron Alert Service
Bulletin No. 206L–04–132, Revision A, dated
October 4, 2004, which is not incorporated
by reference, contains additional information
about the subject of this AD. For service
information identified in this AD, contact
Bell Textron Canada Limited, 12,800 Rue de
l’Avenir, Mirabel, Quebec J7J1R4; telephone
(450) 437–2862 or (800) 363–8023; fax (450)
433–0272; or at https://
www.bellcustomer.com. You may view this
referenced service information at the FAA,
Office of the Regional Counsel, Southwest
Region, 10101 Hillwood Pkwy., Room 6N–
321, Fort Worth, TX 76177. For information
on the availability of this material at the
FAA, call (817) 222–5110.
(3) The subject of this AD is addressed in
Transport Canada AD CF–2004–24, dated
November 24, 2004. You may view the
Transport Canada AD on the internet at
https://www.regulations.gov in Docket No.
FAA–2006–25084.
(j) Material Incorporated by Reference
None.
Issued on April 28, 2021.
Lance T. Gant,
Director, Compliance & Airworthiness
Division, Aircraft Certification Service.
[FR Doc. 2021–09278 Filed 5–6–21; 8:45 am]
BILLING CODE 4910–13–P
DEPARTMENT OF JUSTICE
Drug Enforcement Administration
21 CFR Part 1308
[Docket No. DEA–808]
Schedules of Controlled Substances:
Placement of Serdexmethylphenidate
in Schedule IV
Drug Enforcement
Administration, Department of Justice.
ACTION: Interim final rule with request
for comments.
AGENCY:
On March 2, 2021, the United
States Food and Drug Administration
approved a new drug application for
AZSTARYS capsules for oral use, a
combination drug product containing
serdexmethylphenidate chloride and
SUMMARY:
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dexmethylphenidate hydrochloride, for
the treatment of Attention Deficit
Hyperactivity Disorder in patients six
years of age or older. The Department of
Health and Human Services provided
the Drug Enforcement Administration
with a scheduling recommendation to
place serdexmethylphenidate and its
salts in schedule IV of the Controlled
Substances Act. In accordance with the
Controlled Substances Act, as amended
by the Improving Regulatory
Transparency for New Medical
Therapies Act, Drug Enforcement
Administration is hereby issuing an
interim final rule placing
serdexmethylphenidate, including its
salts, isomers, and salts of isomers, in
schedule IV of the Controlled
Substances Act, thereby facilitating the
commercial distribution of AZSTARYS
as a lawful controlled substance.
DATES: The effective date of this
rulemaking is May 7, 2021. Interested
persons may file written comments on
this rulemaking in accordance with 21
U.S.C. 811(j)(3) and 21 CFR 1308.43(g).
Electronic comments must be
submitted, and written comments must
be postmarked, on or before June 7,
2021. Commenters should be aware that
the electronic Federal Docket
Management System will not accept
comments after 11:59 p.m. Eastern Time
on the last day of the comment period.
Interested persons may file a request
for hearing or waiver of hearing in
accordance with 21 U.S.C. 811(j)(3) and
21 CFR 1308.44. Requests for hearing
and waivers of an opportunity for a
hearing or to participate in a hearing,
together with a written statement of
position on the matters of fact and law
asserted in the hearing, must be
received on or before June 7, 2021.
ADDRESSES: To ensure proper handling
of comments, please reference ‘‘Docket
No. DEA–808’’ on all correspondence,
including any attachments.
• Electronic comments: The Drug
Enforcement Administration (DEA)
encourages that all comments be
submitted electronically through the
Federal eRulemaking Portal, which
provides the ability to type short
comments directly into the comment
field on the web page or attach a file for
lengthier comments. Please go to https://
www.regulations.gov and follow the
online instructions at that site for
submitting comments. Upon completion
of your submission, you will receive a
Comment Tracking Number for your
comment. Please be aware that
submitted comments are not
instantaneously available for public
view on Regulations.gov. If you have
received a Comment Tracking Number,
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your comment has been successfully
submitted and there is no need to
resubmit the same comment.
• Paper comments: Paper comments
that duplicate the electronic submission
are not necessary and are discouraged.
Should you wish to mail a paper
comment in lieu of an electronic
comment, it should be sent via regular
or express mail to: Drug Enforcement
Administration, Attn: DEA Federal
Register Representative/DPW, 8701
Morrissette Drive, Springfield, VA
22152.
• Hearing requests: All requests for
hearing and waivers of participation
must be sent to: Drug Enforcement
Administration, Attn: Administrator,
8701 Morrissette Drive, Springfield,
Virginia 22152. All requests for hearing
and waivers of participation should also
be sent to: (1) Drug Enforcement
Administration, Attn: Hearing Clerk/
OALJ, 8701 Morrissette Drive,
Springfield, Virginia 22152; and (2)
Drug Enforcement Administration, Attn:
DEA Federal Register Representative/
DPW, 8701 Morrissette Drive,
Springfield, Virginia 22152.
FOR FURTHER INFORMATION CONTACT:
Terrence L. Boos, Drug & Chemical
Evaluation Section, Diversion Control
Division, Drug Enforcement
Administration; Telephone: (571) 362–
3249.
SUPPLEMENTARY INFORMATION: This
interim final rule refers to the single
entity, serdexmethylphenidate. The
chloride salt of serdexmethylphenidate
is chemically known as 3-[[[(1S)-1carboxy-2-hydroxyethyl]amino]carbonyl]-1-[[[[(2R)-2-[(1R)-2methoxy-2-oxo-1-phenylethyl]-1piperidinyl]
carbonyl]oxy]methyl]pyridinium
chloride. This rule places
serdexmethylphenidate, including its
salts, isomers, and salts of isomers, in
schedule IV of the Controlled
Substances Act (CSA), thereby
facilitating the commercial distribution
of AZSTARYS as a controlled
substance.
Posting of Public Comments
Please note that all comments
received are considered part of the
public record. They will, unless
reasonable cause is given, be made
available by the Drug Enforcement
Administration (DEA) for public
inspection online at https://
www.regulations.gov. Such information
includes personal identifying
information (such as your name,
address, etc.) voluntarily submitted by
the commenter. The Freedom of
Information Act applies to all comments
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received. If you want to submit personal
identifying information (such as your
name, address, etc.) as part of your
comment, but do not want it to be made
publicly available, you must include the
phrase ‘‘PERSONAL IDENTIFYING
INFORMATION’’ in the first paragraph
of your comment. You must also place
all of the personal identifying
information you do not want made
publicly available in the first paragraph
of your comment and identify what
information you want redacted. If you
want to submit confidential business
information as part of your comment,
but do not want it to be made publicly
available, you must include the phrase
‘‘CONFIDENTIAL BUSINESS
INFORMATION’’ in the first paragraph
of your comment. You must also
prominently identify the confidential
business information to be redacted
within the comment.
Comments containing personal
identifying information and confidential
business information identified as
directed above will generally be made
publicly available in redacted form. If a
comment has so much confidential
business information or personal
identifying information that it cannot be
effectively redacted, all or part of that
comment may not be made publicly
available. Comments posted to https://
www.regulations.gov may include any
personal identifying information (such
as name, address, and phone number)
included in the text of your electronic
submission that is not identified as
directed above as confidential.
An electronic copy of this document
and supplemental information,
including the complete Department of
Health and Human Services (HHS) and
DEA eight-factor analyses, to this
interim final rule are available at https://
www.regulations.gov for easy reference.
Request for Hearing or Waiver of
Participation in a Hearing
Pursuant to 21 U.S.C. 811(a), this
action is a formal rulemaking ‘‘on the
record after opportunity for a hearing.’’
Such proceedings are conducted
pursuant to the provisions of the
Administrative Procedure Act (APA), 5
U.S.C. 551–559. 21 CFR 1308.41–
1308.45; 21 CFR part 1316, subpart D.
Such requests or notices must conform
to the requirements of 21 CFR
1308.44(a) or (b), and 1316.47 or
1316.48, as applicable, and include a
statement of the person’s interests in the
proceeding and the objections or issues,
if any, concerning which the person
desires to be heard. Any waiver must
conform to the requirements of 21 CFR
1308.44(c) and may include a written
statement regarding the interested
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person’s position on the matters of fact
and law involved in any hearing.
All requests for a hearing and waivers
of participation must be sent to DEA
using the address information provided
above.
Background and Legal Authority
Under the CSA, as amended in 2015
by the Improving Regulatory
Transparency for New Medical
Therapies Act (section 2(b) of Pub. L.
114–89), DEA is required to commence
an expedited scheduling action with
respect to certain new drugs approved
by the Food and Drug Administration
(FDA). As provided in 21 U.S.C. 811(j),
this expedited scheduling is required
where both of the following conditions
apply: (1) The Secretary of HHS has
advised DEA that a New Drug
Application (NDA) has been submitted
for a drug that has a stimulant,
depressant, or hallucinogenic effect on
the central nervous system (CNS), and
that it appears that such drug has an
abuse potential; and (2) the Secretary of
HHS recommends that DEA control the
drug in schedule II, III, IV, or V
pursuant to 21 U.S.C. 811(a) and (b). In
these circumstances, DEA is required to
issue an interim final rule controlling
the drug within 90 days.
Subsection (j)(2) states that the 90-day
timeframe starts the later of (1) the date
DEA receives HHS’ scientific and
medical evaluation/scheduling
recommendation, or (2) the date DEA
receives notice of the NDA approval by
HHS. Subsection (j)(3) specifies that the
rulemaking shall become immediately
effective as an interim final rule without
requiring DEA to demonstrate good
cause therefore. Thus, the purpose of
subsection (j) is to speed the process by
which DEA schedules newly approved
drugs that are currently either in
schedule I or not controlled (but which
have sufficient abuse potential to
warrant control) so that such drugs may
be marketed without undue delay
following FDA approval.1
Subsection (j)(3) further provides that
the interim final rule shall give
interested persons the opportunity to
comment and to request a hearing. After
the conclusion of such proceedings,
DEA must issue a final rule in
accordance with the scheduling criteria
of 21 U.S.C. 811(b) through (d) and
812(b).
Serdexmethylphenidate chloride (3[[[(1S)-1-carboxy-2-hydroxyethyl]amino]carbonyl]-1-[[[[(2R)-2-[(1R)-21 Given the parameters of subsection (j), in DEA’s
view, it would not apply to a reformulation of a
drug containing a substance currently in schedules
II through V for which an NDA has recently been
approved.
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methoxy-2-oxo-1-phenylethyl]-1piperidinyl]carbonyl]oxy]methyl]
pyridinium chloride) is a new molecular
entity (NME) without CNS activity.
However, according to HHS, because
serdexmethylphenidate chloride (SDX)
is metabolized in the large intestine to
dexmethylphenidate (d-MPH), a
schedule II drug and a CNS stimulant,
SDX is a prodrug of d-MPH.
On March 2, 2020, Commave
Therapeutics S.A. submitted an NDA to
FDA, in partnership with KemPharm,
Inc., for a combination drug product
containing SDX and d-MPH, both as
chloride salts. On March 2, 2021, DEA
received notification that FDA, on the
same date, approved this NDA for
AZSTARYS capsules for oral use, a
combination drug product containing
dexmethylphenidate hydrochloride and
serdexmethylphenidate chloride, under
section 505(c) of the Federal Food, Drug,
and Cosmetic Act (FDCA), for the
treatment of Attention Deficit
Hyperactivity Disorder (ADHD) in
patients six years of age or older.
According to the FDA-approved product
label, AZSTARYS contains 28 mg/6 mg,
42 mg/9 mg, or 56 mg/12 mg of
serdexmethylphenidate chloride/
dexmethylphenidate hydrochloride
(equivalent to 26.1 mg/5.2 mg, 39.2 mg/
7.8 mg, and 52.3 mg/10.4 mg of
serdexmethylphenidate/
dexmethylphenidate, respectively).2
The 90-day time frame, as stipulated
to in subsection 811(j)(2) and discussed
above, was triggered on March 2, 2021.
Therefore, DEA must issue an interim
final rule controlling
serdexmethylphenidate on or before
May 31, 2021.
Determination To Schedule
Serdexmethylphenidate
On March 2, 2021, DEA received from
HHS a scientific and medical evaluation
entitled ‘‘Basis for the Recommendation
to Control Serdexmethylphenidate and
its Salts in schedule IV of the Controlled
Substances Act’’ and a scheduling
recommendation. Pursuant to 21 U.S.C.
811(b) and (c), this document contained
an eight-factor analysis of the abuse
potential, legitimate medical use, and
dependence liability of
serdexmethylphenidate, along with
HHS’s recommendation to control
serdexmethylphenidate and its salts
under schedule IV of the CSA.
In response, DEA reviewed the
scientific and medical evaluation and
scheduling recommendation provided
by HHS, along with all other relevant
data, and completed its own eight-factor
2 https://www.accessdata.fda.gov/drugsatfda_
docs/label/2021/212994s000lbl.pdf.
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24489
review pursuant to 21 U.S.C. 811(c).
DEA concluded that SDX meets the 21
U.S.C. 812(b)(4) criteria for placement in
schedule IV of the CSA.
Pursuant to subsection 811(j), and
based on HHS’ scheduling
recommendation, the approval of the
NDA by HHS/FDA, and DEA’s
determination, DEA is issuing this
interim final rule to schedule SDX as a
schedule IV controlled substance under
the CSA.
Included below is a brief summary of
each factor as analyzed by HHS and
DEA, and as considered by DEA in its
scheduling action. Please note that both
DEA and HHS analyses are available in
their entirety under ‘‘Supporting
Documents’’ in the public docket for
this interim final rule at https://
www.regulations.gov, under Docket
Number ‘‘DEA–808.’’ Full analysis of,
and citations to, the information
referenced in the summary may also be
found in the supporting and related
material.
1. Its Actual or Relative Potential for
Abuse
SDX is an NME that has not been
marketed in the United States or any
country. Thus, evidence regarding its
diversion and actual abuse is lacking.
SDX only recently became available for
medical treatment, has not been
diverted from legitimate sources, and
individuals have not taken this
substance in amounts sufficient to
create a hazard to public health and
safety. DEA notes that there are no
reports for SDX in the National Forensic
Laboratory Information System
(NFLIS),3 which collects drug cases
submitted to and analyzed by state and
local forensic laboratories.
As stated by HHS, clinical studies
show that SDX, when taken by the oral
route, produces effects that are similar
to other stimulant drugs in schedule IV,
such as phentermine. The
pharmacological mechanism of action of
SDX is based on its prodrug
characteristics, as it must be
metabolized to d-MPH to exert its
effects. In clinical studies, SDX
demonstrated a lower potential for
3 NFLIS represents an important resource in
monitoring illicit drug trafficking, including the
diversion of legally manufactured pharmaceuticals
into illegal markets. NFLIS is a comprehensive
information system that includes data from forensic
laboratories that handle more than 96% of an
estimated 1.0 million distinct annual State and
local drug analysis cases. NFLIS includes drug
chemistry results from completed analyses only.
While NFLIS data is not direct evidence of abuse,
it can lead to an inference that a drug has been
diverted and abused. See 76 FR 77330, 77332, Dec.
12, 2011. NFLIS data were queried on March 4,
2021.
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abuse when compared to d-MPH and
similar potential for abuse when
compared to phentermine. This
evidence demonstrates that SDX is
related in action and effect to the
schedule IV substance phentermine, and
can therefore be expected to have a
similar potential for abuse.
2. Scientific Evidence of Its
Pharmacological Effects, if Known
SDX itself has no CNS activity and
must be metabolized to d-MPH to exert
its effect. As HHS notes, in vitro binding
studies demonstrated that SDX does not
interact with dopamine and
norepinephrine transporters, which are
the sites of action for d-MPH, a schedule
II drug. Moreover, SDX does not bind to
any other receptor systems that are
associated with drugs of abuse.
In a human abuse potential (HAP)
study, therapeutic and supratherapeutic
doses of SDX administered orally
produced positive subjective responses
such as Drug Liking and Drug High
similar to those of phentermine and
higher than placebo. In addition, abuserelated adverse events such as euphoric
mood and hypervigilance occurred less
frequently in SDX-treated subjects than
in those treated with d-MPH. However,
SDX-treated subjects reported more
abuse-related adverse events than those
treated with placebo. As concluded by
HHS, results from preclinical and
clinical studies indicate that SDX has
abuse potential similar to phentermine,
a schedule IV substance.
3. The State of Current Scientific
Knowledge Regarding the Drug or Other
Substance
SDX is an NME. It is chemically
known as 3-[[[(1S)-1-carboxy-2hydroxyethyl]-amino]carbonyl]-1[[[[(2R)-2-[(1R)-2-methoxy-2-oxo-1phenylethyl]-1-piperidinyl]
carbonyl]oxy]methyl]pyridinium
chloride. It is a white to off-white
crystalline solid that is freely soluble in
water at pH that was tested up to 6.8.
On March 2, 2021, FDA approved the
NDA for AZSTARYS, a combination
drug product containing d-MPH and
SDX for the treatment of ADHD in
patients six years of age or older. Thus,
SDX has an accepted medical use in the
United States. SDX will be marketed in
combination with d-MPH (SDX/d-MPH)
as immediate-release capsules in three
strengths of 28 mg/6 mg, 42 mg/9 mg,
and 56 mg/12 mg.
4. Its History and Current Pattern of
Abuse
There is no information on the history
and current pattern of abuse for SDX,
since it has not been marketed, legally
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or illegally, in the United States. HHS
notes that SDX produces abuse-related
signals, such as euphoric mood and
hypervigilance, and abuse potential
similar to that of schedule IV controlled
substance phentermine. In March 2021,
DEA searched the NFLIS database for
SDX encounters. Consistent with the
fact that SDX is an NME, this database
had no records of encounters of SDX by
law enforcement.
5. The Scope, Duration, and
Significance of Abuse
SDX is not marketed in the United
States, legally or illegally. Thus,
information on the scope, duration, and
significance of abuse for SDX is lacking.
However, as stated by HHS, data from
animal and human studies indicate that
SDX has abuse potential similar to
phentermine. Therefore, upon
marketing, SDX scope of abuse is
expected to be similar to phentermine.
6. What, if Any, Risk There Is to the
Public Health
The extent of abuse potential of a drug
is an indication of its public health risk.
Data from preclinical and clinical
studies showed that SDX has abuse
potential similar to that of the schedule
IV stimulant phentermine. Therefore,
upon availability for marketing, SDX is
likely to pose a public health risk to a
degree similar to schedule IV
stimulants, such as phentermine.
7. Its Psychic or Physiological
Dependence Liability
As HHS notes, no animal studies were
done to test physical dependence
liability of SDX. A hallmark of physical
dependence are withdrawal symptoms
resulting from drug discontinuation. In
clinical studies, there was no adverse
events indicative of withdrawal from
discontinuation of the SDX/d-MPH
combination treatment.
SDX produced positive subjective
responses to ratings of Drug Liking and
Drug High in a HAP study. The
responses were significantly higher than
the placebo and similar to phentermine,
a schedule IV stimulant. HHS
concluded that SDX can produce
psychic dependence to a similar extent
as phentermine.
8. Whether the Substance Is an
Immediate Precursor of a Substance
Already Controlled Under the CSA
SDX is not an immediate precursor of
any controlled substance, as defined by
21 U.S.C. 802(23).
Conclusion: After considering the
scientific and medical evaluation and
scheduling recommendation provided
by HHS, and its own eight-factor
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analysis, DEA has determined that these
facts and all relevant data constitute
substantial evidence of potential for
abuse of SDX. As such, DEA hereby
schedules SDX as a controlled substance
under the CSA.
Determination of Appropriate Schedule
The CSA lists the findings required to
place a drug or other substance in any
particular schedule (I, II, III, IV, or V).
21 U.S.C. 812(b). After consideration of
the analysis and recommendation of the
Assistant Secretary for Health of HHS
and review of all available data, the
Acting Administrator of DEA, pursuant
to 21 U.S.C. 812(b)(4), finds that:
1. Serdexmethylphenidate has a low
potential for abuse relative to the drugs
or other substances in schedule III.
Receptor binding studies demonstrate
that SDX does not bind to dopamine
and norepinephrine transporters and
other receptors typically associated with
abuse potential. Upon oral
administration, SDX is metabolized to
d-MPH, a schedule II drug, in the large
intestine and showed an abuse potential
lower than that of d-MPH, but similar to
that of phentermine, a schedule IV drug.
Results from an observational animal
behavioral study demonstrate that lower
doses of SDX (12 and 25 mg/kg) did not
produce any CNS effects and only the
highest dose of SDX (50 mg/kg)
increased CNS activity. In a HAP study,
SDX at the therapeutic and supratherapeutic doses produced positive
subjective responses such as Drug
Liking and Drug High similar to those of
phentermine (schedule IV) and
significantly higher than placebo.
Furthermore, data from other clinical
studies show that SDX produced abuserelated adverse events, namely euphoric
mood and hypervigilance. Because SDX
is similar to phentermine (schedule IV)
in its abuse potential, SDX has a lower
potential for abuse relative to the drugs
or other substances in schedule III.
2. Serdexmethylphenidate has a
currently accepted medical use in the
United States.
On March 2, 2021, FDA approved the
NDA for AZSTARYS capsules, a
combination drug product containing dMPH and SDX for the treatment of
ADHD in patients six years of age or
older. Thus, SDX has a currently
accepted medical use for treatment in
the United States.
3. Serdexmethylphenidate may lead
to limited physical dependence or
psychological dependence relative to
the drugs or other substances in
schedule III.
There were no animal studies
performed to evaluate physical
dependence of SDX. In clinical studies,
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Federal Register / Vol. 86, No. 87 / Friday, May 7, 2021 / Rules and Regulations
SDX demonstrated no indication of
physical dependence after abrupt
discontinuation of the drug. In a HAP
study, SDX increased drug-liking scores
that were significantly greater than that
of placebo and were similar to that of
phentermine. In addition, SDX
produced euphoria-related adverse
events in a HAP study. These data
collectively suggest that SDX abuse may
lead to limited psychological
dependence relative to drugs in
schedule III and largely similar to that
of schedule IV stimulants.
Based on these findings, the Acting
Administrator of DEA concludes that
SDX warrants control in schedule IV of
the CSA. 21 U.S.C. 812(b)(4).
Requirements for Handling
Serdexmethylphenidate
Serdexmethylphenidate is subject to
the CSA’s schedule IV regulatory
controls and administrative, civil, and
criminal sanctions applicable to the
manufacture, distribution, reverse
distribution, dispensing, importing,
exporting, research, and conduct of
instructional activities and chemical
analysis with, and possession involving
schedule IV substances, including the
following:
1. Registration. Any person who
handles (manufactures, distributes,
reverse distributes, dispenses, imports,
exports, engages in research, or
conducts instructional activities or
chemical analysis with, or possesses), or
who desires to handle,
serdexmethylphenidate, must be
registered with DEA to conduct such
activities pursuant to 21 U.S.C. 822,
823, 957, and 958 and in accordance
with 21 CFR parts 1301 and 1312. Any
person who currently handles or
intends to handle
serdexmethylphenidate and is not
registered with DEA must submit an
application for registration and may not
continue to handle
serdexmethylphenidate unless DEA has
approved that application for
registration, pursuant to 21 U.S.C. 822,
823, 957, and 958, and in accordance
with 21 CFR parts 1301 and 1312. These
registration requirements, however, are
not applicable to patients (end users)
who possess serdexmethylphenidate
pursuant to a lawful prescription.
2. Disposal of stocks. Any person who
obtains a schedule IV registration to
handle serdexmethylphenidate but who
subsequently does not desire or is not
able to maintain such registration must
surrender all quantities of
serdexmethylphenidate or may transfer
all quantities of serdexmethylphenidate
to a person registered with DEA in
accordance with 21 CFR part 1317, in
VerDate Sep<11>2014
16:08 May 06, 2021
Jkt 253001
additional to all other applicable
Federal, state, local, and tribal laws.
3. Security. Serdexmethylphenidate is
subject to schedule III–V security
requirements for DEA registrants and it
must be handled and stored in
accordance with 21 CFR 1301.71–
1301.77. Non-practitioners handling
serdexmethylphenidate must also
comply with the employee screening
requirements of 21 CFR 1301.90–
1301.93. These requirements, however,
are not applicable to patients (end users)
who possess serdexmethylphenidate
pursuant to a lawful prescription.
4. Labeling and Packaging. All labels,
labeling, and packaging for commercial
containers of serdexmethylphenidate
must comply with 21 U.S.C. 825 and
958(e), and be in accordance with 21
CFR part 1302.
5. Inventory. Every DEA registrant
who possesses any quantity of
serdexmethylphenidate must take an
inventory of serdexmethylphenidate on
hand, pursuant to 21 U.S.C. 827 and
958, and in accordance with 21 CFR
1304.03, 1304.04, and 1304.11.
Any person who becomes registered
with DEA to handle
serdexmethylphenidate must take an
initial inventory of all stocks of
controlled substances (including
serdexmethylphenidate) on hand on the
date the registrant first engages in the
handling of controlled substances,
pursuant to 21 U.S.C. 827 and 958(e),
and in accordance with 21 CFR 1304.03,
1304.04, and 1304.11.
After the initial inventory, every DEA
registrant must take a new inventory of
all stocks of controlled substances
(including serdexmethylphenidate) on
hand every two years, pursuant to 21
U.S.C. 827 and 958(e), and in
accordance with 21 CFR 1304.03,
1304.04, and 1304.11. These
requirements, however, are not
applicable to patients (end users) who
possess serdexmethylphenidate
pursuant to a lawful prescription.
6. Records and Reports. DEA
registrants must maintain records and
submit reports for
serdexmethylphenidate, pursuant to 21
U.S.C. 827, 832(a), and 958(e), and in
accordance with 21 CFR 1301.74(b) and
(c) and parts 1304, 1312, and 1317.
7. Prescriptions. All prescriptions for
serdexmethylphenidate, or products
containing serdexmethylphenidate,
must comply with 21 U.S.C. 829, and be
issued in accordance with 21 CFR parts
1306 and 1311, subpart C.
8. Manufacturing and Distributing. In
addition to the general requirements of
the CSA and DEA regulations that are
applicable to manufacturers and
distributors of schedule IV controlled
PO 00000
Frm 00009
Fmt 4700
Sfmt 4700
24491
substances, such registrants should be
advised that (consistent with the
foregoing considerations) any
manufacturing or distribution of
serdexmethylphenidate may only be for
the legitimate purposes consistent with
the drug’s labeling, or for research
activities authorized by the FDCA and
CSA.
9. Importation and Exportation. All
importation and exportation of
serdexmethylphenidate must be in
compliance with 21 U.S.C. 952, 953,
957, and 958, and in accordance with 21
CFR part 1312.
10. Liability. Any activity involving
serdexmethylphenidate not authorized
by, or in violation of, the CSA or its
implementing regulations, is unlawful,
and may subject the person to
administrative, civil, and/or criminal
sanctions.
Regulatory Analyses
Administrative Procedure Act
Section 553 of the APA (5 U.S.C. 553)
generally requires notice and comment
for rulemakings. However, 21 U.S.C.
811(j) provides that in cases where a
certain new drug is (1) approved by
HHS, under section 505(c) of the FDCA
and (2) HHS recommends control in
CSA schedule II–V, DEA shall issue an
interim final rule scheduling the drug
within 90 days. As stated in the legal
authority section, the 90-day time frame
is the later of: (1) The date DEA receives
HHS’s scientific and medical
evaluation/scheduling recommendation,
or (2) the date DEA receives notice of
the NDA approval by HHS.
Additionally, subsection (j) specifies
that the rulemaking shall become
immediately effective as an interim final
rule without requiring DEA to
demonstrate good cause.
Executive Orders 12866 (Regulatory
Planning and Review) and 13563
(Improving Regulation and Regulatory
Review)
In accordance with 21 U.S.C. 811(a)
and (j), this scheduling action is subject
to formal rulemaking procedures
performed ‘‘on the record after
opportunity for a hearing,’’ which are
conducted pursuant to the provisions of
5 U.S.C. 556 and 557. The CSA sets
forth the procedures and criteria for
scheduling a drug or other substance.
Such actions are exempt from review by
the Office of Management and Budget
(OMB) pursuant to section 3(d)(1) of
Executive Order (E.O.) 12866 and the
principles reaffirmed in E.O. 13563.
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Federal Register / Vol. 86, No. 87 / Friday, May 7, 2021 / Rules and Regulations
Executive Order 12988, Civil Justice
Reform
This regulation meets the applicable
standards set forth in sections 3(a) and
3(b)(2) of E.O. 12988 to eliminate
drafting errors and ambiguity, minimize
litigation, provide a clear legal standard
for affected conduct, and promote
simplification and burden reduction.
Executive Order 13132, Federalism
This rulemaking does not have
federalism implications warranting the
application of E.O. 13132. The rule does
not have substantial direct effects on the
States, on the relationship between the
national government and the States, or
on the distribution of power and
responsibilities among the various
levels of government.
Executive Order 13175, Consultation
and Coordination With Indian Tribal
Governments
This rule does not have tribal
implications warranting the application
of E.O. 13175. It does not have
substantial direct effects on one or more
Indian tribes, on the relationship
between the Federal government and
Indian tribes, or on the distribution of
power and responsibilities between the
Federal government and Indian tribes.
Regulatory Flexibility Act
The Regulatory Flexibility Act (RFA)
(5 U.S.C. 601–612) applies to rules that
are subject to notice and comment
under section 553(b) of the APA. As
noted in the above discussion regarding
the applicability of the APA, DEA is not
required to publish a general notice of
proposed rulemaking. Consequently, the
RFA does not apply to this interim final
rule.
Unfunded Mandates Reform Act of 1995
In accordance with the Unfunded
Mandates Reform Act (UMRA) of 1995,
2 U.S.C. 1501 et seq., DEA has
determined that this action would not
result in any Federal mandate that may
result ‘‘in the expenditure by State,
local, and tribal governments, in the
aggregate, or by the private sector, of
$100,000,000 or more (adjusted
annually for inflation) in any 1 year.’’
Therefore, neither a Small Government
Agency Plan nor any other action is
required under UMRA of 1995.
Paperwork Reduction Act of 1995
This action does not impose a new
collection of information requirement
under the Paperwork Reduction Act of
1995. 44 U.S.C. 3501–3521. This action
would not impose recordkeeping or
reporting requirements on State or local
governments, individuals, businesses, or
VerDate Sep<11>2014
16:08 May 06, 2021
Jkt 253001
organizations. An agency may not
conduct or sponsor, and a person is not
required to respond to, a collection of
information unless it displays a
currently valid OMB control number.
Congressional Review Act
This rule is not a major rule as
defined by the Congressional Review
Act (CRA), 5 U.S.C. 804. However,
pursuant to the CRA, DEA is submitting
a copy of this interim final rule to both
Houses of Congress and to the
Comptroller General.
List of Subjects in 21 CFR Part 1308
Administrative practice and
procedure, Drug traffic control,
Reporting and recordkeeping
requirements.
For the reasons set out above, DEA
amends 21 CFR part 1308 as follows:
PART 1308—SCHEDULES OF
CONTROLLED SUBSTANCES
1. The authority citation for part 1308
continues to read as follows:
■
Authority: 21 U.S.C. 811, 812, 871(b),
956(b) unless otherwise noted.
SUPPLEMENTARY INFORMATION:
2. In § 1308.14:
a. Redesignate paragraphs (f)(11)
through (13) as (f)(12) through (14); and
■ b. Add new paragraph (f)(11).
The addition reads as follows:
■
■
§ 1308.14
*
Schedule IV.
*
*
(f) * * *
*
*
(11) Serdexmethylphenidate .........
*
*
*
*
1729
*
D. Christopher Evans,
Acting Administrator.
[FR Doc. 2021–09738 Filed 5–6–21; 8:45 am]
BILLING CODE 4410–09–P
DEPARTMENT OF HOMELAND
SECURITY
Coast Guard
33 CFR Part 100
[Docket Number USCG–2021–0215]
RIN 1625–AA08
Special Local Regulation; Clinch River,
Oak Ridge, TN
Coast Guard, DHS.
Temporary final rule.
AGENCY:
ACTION:
The Coast Guard establishes a
temporary special local regulation for all
navigable waters on the Clinch River
from mile marker (MM) 48.5 to MM 52.0
during the U.S. Rowing Southeast Youth
SUMMARY:
PO 00000
Frm 00010
Fmt 4700
Sfmt 4700
Championship. This special local
regulation prohibits non-participant
persons and vessels from entering,
transiting through, anchoring in, or
remaining within the race area and
prohibits vessels from transiting at
speeds that cause wake within the
spectator area unless authorized by
Captain of the Port Sector Ohio Valley
or a designated representative.
DATES: This rule is effective from 6 a.m.
until 6 p.m. from May 8, 2021, to May
9, 2021.
ADDRESSES: To view documents
mentioned in this preamble as being
available in the docket, go to https://
www.regulations.gov, type USCG–2021–
0215 in the ‘‘SEARCH’’ box and click
‘‘SEARCH.’’ Click on Open Docket
Folder on the line associated with this
rule.
FOR FURTHER INFORMATION CONTACT: If
you have questions on this rule, call or
email Petty Officer First Class Nicholas
Jones, Marine Safety Detachment
Nashville, U.S. Coast Guard; telephone
615–736–5421, email Nicholas.J.Jones@
uscg.mil.
I. Table of Abbreviations
CFR Code of Federal Regulations
DHS Department of Homeland Security
FR Federal Register
NPRM Notice of proposed rulemaking
§ Section
U.S.C. United States Code
II. Background Information and
Regulatory History
The Coast Guard is issuing this
temporary rule without prior notice and
opportunity to comment pursuant to
authority under section 4(a) of the
Administrative Procedure Act (APA) (5
U.S.C. 553(b)). This provision
authorizes an agency to issue a rule
without prior notice and opportunity to
comment when the agency for good
cause finds that those procedures are
‘‘impracticable, unnecessary, or contrary
to the public interest.’’ Under 5 U.S.C.
553(b)(B), the Coast Guard finds that
good cause exists for not publishing a
notice of proposed rulemaking (NPRM)
with respect to this rule because it is
impracticable. We must establish this
temporary safety zone by May 8, 2021
and lack sufficient time to provide a
reasonable comment period and then
consider those comments before issuing
the rule.
Under 5 U.S.C. 553(d)(3), the Coast
Guard finds that good cause exists for
making this rule effective less than 30
days after publication in the Federal
Register. Delaying the effective date of
this rule would be contrary to the public
E:\FR\FM\07MYR1.SGM
07MYR1
Agencies
[Federal Register Volume 86, Number 87 (Friday, May 7, 2021)]
[Rules and Regulations]
[Pages 24487-24492]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 2021-09738]
=======================================================================
-----------------------------------------------------------------------
DEPARTMENT OF JUSTICE
Drug Enforcement Administration
21 CFR Part 1308
[Docket No. DEA-808]
Schedules of Controlled Substances: Placement of
Serdexmethylphenidate in Schedule IV
AGENCY: Drug Enforcement Administration, Department of Justice.
ACTION: Interim final rule with request for comments.
-----------------------------------------------------------------------
SUMMARY: On March 2, 2021, the United States Food and Drug
Administration approved a new drug application for AZSTARYS capsules
for oral use, a combination drug product containing
serdexmethylphenidate chloride and
[[Page 24488]]
dexmethylphenidate hydrochloride, for the treatment of Attention
Deficit Hyperactivity Disorder in patients six years of age or older.
The Department of Health and Human Services provided the Drug
Enforcement Administration with a scheduling recommendation to place
serdexmethylphenidate and its salts in schedule IV of the Controlled
Substances Act. In accordance with the Controlled Substances Act, as
amended by the Improving Regulatory Transparency for New Medical
Therapies Act, Drug Enforcement Administration is hereby issuing an
interim final rule placing serdexmethylphenidate, including its salts,
isomers, and salts of isomers, in schedule IV of the Controlled
Substances Act, thereby facilitating the commercial distribution of
AZSTARYS as a lawful controlled substance.
DATES: The effective date of this rulemaking is May 7, 2021. Interested
persons may file written comments on this rulemaking in accordance with
21 U.S.C. 811(j)(3) and 21 CFR 1308.43(g). Electronic comments must be
submitted, and written comments must be postmarked, on or before June
7, 2021. Commenters should be aware that the electronic Federal Docket
Management System will not accept comments after 11:59 p.m. Eastern
Time on the last day of the comment period.
Interested persons may file a request for hearing or waiver of
hearing in accordance with 21 U.S.C. 811(j)(3) and 21 CFR 1308.44.
Requests for hearing and waivers of an opportunity for a hearing or to
participate in a hearing, together with a written statement of position
on the matters of fact and law asserted in the hearing, must be
received on or before June 7, 2021.
ADDRESSES: To ensure proper handling of comments, please reference
``Docket No. DEA-808'' on all correspondence, including any
attachments.
Electronic comments: The Drug Enforcement Administration
(DEA) encourages that all comments be submitted electronically through
the Federal eRulemaking Portal, which provides the ability to type
short comments directly into the comment field on the web page or
attach a file for lengthier comments. Please go to https://www.regulations.gov and follow the online instructions at that site for
submitting comments. Upon completion of your submission, you will
receive a Comment Tracking Number for your comment. Please be aware
that submitted comments are not instantaneously available for public
view on Regulations.gov. If you have received a Comment Tracking
Number, your comment has been successfully submitted and there is no
need to resubmit the same comment.
Paper comments: Paper comments that duplicate the
electronic submission are not necessary and are discouraged. Should you
wish to mail a paper comment in lieu of an electronic comment, it
should be sent via regular or express mail to: Drug Enforcement
Administration, Attn: DEA Federal Register Representative/DPW, 8701
Morrissette Drive, Springfield, VA 22152.
Hearing requests: All requests for hearing and waivers of
participation must be sent to: Drug Enforcement Administration, Attn:
Administrator, 8701 Morrissette Drive, Springfield, Virginia 22152. All
requests for hearing and waivers of participation should also be sent
to: (1) Drug Enforcement Administration, Attn: Hearing Clerk/OALJ, 8701
Morrissette Drive, Springfield, Virginia 22152; and (2) Drug
Enforcement Administration, Attn: DEA Federal Register Representative/
DPW, 8701 Morrissette Drive, Springfield, Virginia 22152.
FOR FURTHER INFORMATION CONTACT: Terrence L. Boos, Drug & Chemical
Evaluation Section, Diversion Control Division, Drug Enforcement
Administration; Telephone: (571) 362-3249.
SUPPLEMENTARY INFORMATION: This interim final rule refers to the single
entity, serdexmethylphenidate. The chloride salt of
serdexmethylphenidate is chemically known as 3-[[[(1S)-1-carboxy-2-
hydroxyethyl]-amino]carbonyl]-1-[[[[(2R)-2-[(1R)-2-methoxy-2-oxo-1-
phenylethyl]-1-piperidinyl] carbonyl]oxy]methyl]pyridinium chloride.
This rule places serdexmethylphenidate, including its salts, isomers,
and salts of isomers, in schedule IV of the Controlled Substances Act
(CSA), thereby facilitating the commercial distribution of AZSTARYS as
a controlled substance.
Posting of Public Comments
Please note that all comments received are considered part of the
public record. They will, unless reasonable cause is given, be made
available by the Drug Enforcement Administration (DEA) for public
inspection online at https://www.regulations.gov. Such information
includes personal identifying information (such as your name, address,
etc.) voluntarily submitted by the commenter. The Freedom of
Information Act applies to all comments received. If you want to submit
personal identifying information (such as your name, address, etc.) as
part of your comment, but do not want it to be made publicly available,
you must include the phrase ``PERSONAL IDENTIFYING INFORMATION'' in the
first paragraph of your comment. You must also place all of the
personal identifying information you do not want made publicly
available in the first paragraph of your comment and identify what
information you want redacted. If you want to submit confidential
business information as part of your comment, but do not want it to be
made publicly available, you must include the phrase ``CONFIDENTIAL
BUSINESS INFORMATION'' in the first paragraph of your comment. You must
also prominently identify the confidential business information to be
redacted within the comment.
Comments containing personal identifying information and
confidential business information identified as directed above will
generally be made publicly available in redacted form. If a comment has
so much confidential business information or personal identifying
information that it cannot be effectively redacted, all or part of that
comment may not be made publicly available. Comments posted to https://www.regulations.gov may include any personal identifying information
(such as name, address, and phone number) included in the text of your
electronic submission that is not identified as directed above as
confidential.
An electronic copy of this document and supplemental information,
including the complete Department of Health and Human Services (HHS)
and DEA eight-factor analyses, to this interim final rule are available
at https://www.regulations.gov for easy reference.
Request for Hearing or Waiver of Participation in a Hearing
Pursuant to 21 U.S.C. 811(a), this action is a formal rulemaking
``on the record after opportunity for a hearing.'' Such proceedings are
conducted pursuant to the provisions of the Administrative Procedure
Act (APA), 5 U.S.C. 551-559. 21 CFR 1308.41-1308.45; 21 CFR part 1316,
subpart D. Such requests or notices must conform to the requirements of
21 CFR 1308.44(a) or (b), and 1316.47 or 1316.48, as applicable, and
include a statement of the person's interests in the proceeding and the
objections or issues, if any, concerning which the person desires to be
heard. Any waiver must conform to the requirements of 21 CFR 1308.44(c)
and may include a written statement regarding the interested
[[Page 24489]]
person's position on the matters of fact and law involved in any
hearing.
All requests for a hearing and waivers of participation must be
sent to DEA using the address information provided above.
Background and Legal Authority
Under the CSA, as amended in 2015 by the Improving Regulatory
Transparency for New Medical Therapies Act (section 2(b) of Pub. L.
114-89), DEA is required to commence an expedited scheduling action
with respect to certain new drugs approved by the Food and Drug
Administration (FDA). As provided in 21 U.S.C. 811(j), this expedited
scheduling is required where both of the following conditions apply:
(1) The Secretary of HHS has advised DEA that a New Drug Application
(NDA) has been submitted for a drug that has a stimulant, depressant,
or hallucinogenic effect on the central nervous system (CNS), and that
it appears that such drug has an abuse potential; and (2) the Secretary
of HHS recommends that DEA control the drug in schedule II, III, IV, or
V pursuant to 21 U.S.C. 811(a) and (b). In these circumstances, DEA is
required to issue an interim final rule controlling the drug within 90
days.
Subsection (j)(2) states that the 90-day timeframe starts the later
of (1) the date DEA receives HHS' scientific and medical evaluation/
scheduling recommendation, or (2) the date DEA receives notice of the
NDA approval by HHS. Subsection (j)(3) specifies that the rulemaking
shall become immediately effective as an interim final rule without
requiring DEA to demonstrate good cause therefore. Thus, the purpose of
subsection (j) is to speed the process by which DEA schedules newly
approved drugs that are currently either in schedule I or not
controlled (but which have sufficient abuse potential to warrant
control) so that such drugs may be marketed without undue delay
following FDA approval.\1\
---------------------------------------------------------------------------
\1\ Given the parameters of subsection (j), in DEA's view, it
would not apply to a reformulation of a drug containing a substance
currently in schedules II through V for which an NDA has recently
been approved.
---------------------------------------------------------------------------
Subsection (j)(3) further provides that the interim final rule
shall give interested persons the opportunity to comment and to request
a hearing. After the conclusion of such proceedings, DEA must issue a
final rule in accordance with the scheduling criteria of 21 U.S.C.
811(b) through (d) and 812(b).
Serdexmethylphenidate chloride (3-[[[(1S)-1-carboxy-2-
hydroxyethyl]-amino]carbonyl]-1-[[[[(2R)-2-[(1R)-2-methoxy-2-oxo-1-
phenylethyl]-1-piperidinyl]carbonyl]oxy]methyl]pyridinium chloride) is
a new molecular entity (NME) without CNS activity. However, according
to HHS, because serdexmethylphenidate chloride (SDX) is metabolized in
the large intestine to dexmethylphenidate (d-MPH), a schedule II drug
and a CNS stimulant, SDX is a prodrug of d-MPH.
On March 2, 2020, Commave Therapeutics S.A. submitted an NDA to
FDA, in partnership with KemPharm, Inc., for a combination drug product
containing SDX and d-MPH, both as chloride salts. On March 2, 2021, DEA
received notification that FDA, on the same date, approved this NDA for
AZSTARYS capsules for oral use, a combination drug product containing
dexmethylphenidate hydrochloride and serdexmethylphenidate chloride,
under section 505(c) of the Federal Food, Drug, and Cosmetic Act
(FDCA), for the treatment of Attention Deficit Hyperactivity Disorder
(ADHD) in patients six years of age or older. According to the FDA-
approved product label, AZSTARYS contains 28 mg/6 mg, 42 mg/9 mg, or 56
mg/12 mg of serdexmethylphenidate chloride/dexmethylphenidate
hydrochloride (equivalent to 26.1 mg/5.2 mg, 39.2 mg/7.8 mg, and 52.3
mg/10.4 mg of serdexmethylphenidate/dexmethylphenidate,
respectively).\2\
---------------------------------------------------------------------------
\2\ https://www.accessdata.fda.gov/drugsatfda_docs/label/2021/212994s000lbl.pdf.
---------------------------------------------------------------------------
The 90-day time frame, as stipulated to in subsection 811(j)(2) and
discussed above, was triggered on March 2, 2021. Therefore, DEA must
issue an interim final rule controlling serdexmethylphenidate on or
before May 31, 2021.
Determination To Schedule Serdexmethylphenidate
On March 2, 2021, DEA received from HHS a scientific and medical
evaluation entitled ``Basis for the Recommendation to Control
Serdexmethylphenidate and its Salts in schedule IV of the Controlled
Substances Act'' and a scheduling recommendation. Pursuant to 21 U.S.C.
811(b) and (c), this document contained an eight-factor analysis of the
abuse potential, legitimate medical use, and dependence liability of
serdexmethylphenidate, along with HHS's recommendation to control
serdexmethylphenidate and its salts under schedule IV of the CSA.
In response, DEA reviewed the scientific and medical evaluation and
scheduling recommendation provided by HHS, along with all other
relevant data, and completed its own eight-factor review pursuant to 21
U.S.C. 811(c). DEA concluded that SDX meets the 21 U.S.C. 812(b)(4)
criteria for placement in schedule IV of the CSA.
Pursuant to subsection 811(j), and based on HHS' scheduling
recommendation, the approval of the NDA by HHS/FDA, and DEA's
determination, DEA is issuing this interim final rule to schedule SDX
as a schedule IV controlled substance under the CSA.
Included below is a brief summary of each factor as analyzed by HHS
and DEA, and as considered by DEA in its scheduling action. Please note
that both DEA and HHS analyses are available in their entirety under
``Supporting Documents'' in the public docket for this interim final
rule at https://www.regulations.gov, under Docket Number ``DEA-808.''
Full analysis of, and citations to, the information referenced in the
summary may also be found in the supporting and related material.
1. Its Actual or Relative Potential for Abuse
SDX is an NME that has not been marketed in the United States or
any country. Thus, evidence regarding its diversion and actual abuse is
lacking. SDX only recently became available for medical treatment, has
not been diverted from legitimate sources, and individuals have not
taken this substance in amounts sufficient to create a hazard to public
health and safety. DEA notes that there are no reports for SDX in the
National Forensic Laboratory Information System (NFLIS),\3\ which
collects drug cases submitted to and analyzed by state and local
forensic laboratories.
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\3\ NFLIS represents an important resource in monitoring illicit
drug trafficking, including the diversion of legally manufactured
pharmaceuticals into illegal markets. NFLIS is a comprehensive
information system that includes data from forensic laboratories
that handle more than 96% of an estimated 1.0 million distinct
annual State and local drug analysis cases. NFLIS includes drug
chemistry results from completed analyses only. While NFLIS data is
not direct evidence of abuse, it can lead to an inference that a
drug has been diverted and abused. See 76 FR 77330, 77332, Dec. 12,
2011. NFLIS data were queried on March 4, 2021.
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As stated by HHS, clinical studies show that SDX, when taken by the
oral route, produces effects that are similar to other stimulant drugs
in schedule IV, such as phentermine. The pharmacological mechanism of
action of SDX is based on its prodrug characteristics, as it must be
metabolized to d-MPH to exert its effects. In clinical studies, SDX
demonstrated a lower potential for
[[Page 24490]]
abuse when compared to d-MPH and similar potential for abuse when
compared to phentermine. This evidence demonstrates that SDX is related
in action and effect to the schedule IV substance phentermine, and can
therefore be expected to have a similar potential for abuse.
2. Scientific Evidence of Its Pharmacological Effects, if Known
SDX itself has no CNS activity and must be metabolized to d-MPH to
exert its effect. As HHS notes, in vitro binding studies demonstrated
that SDX does not interact with dopamine and norepinephrine
transporters, which are the sites of action for d-MPH, a schedule II
drug. Moreover, SDX does not bind to any other receptor systems that
are associated with drugs of abuse.
In a human abuse potential (HAP) study, therapeutic and
supratherapeutic doses of SDX administered orally produced positive
subjective responses such as Drug Liking and Drug High similar to those
of phentermine and higher than placebo. In addition, abuse-related
adverse events such as euphoric mood and hypervigilance occurred less
frequently in SDX-treated subjects than in those treated with d-MPH.
However, SDX-treated subjects reported more abuse-related adverse
events than those treated with placebo. As concluded by HHS, results
from preclinical and clinical studies indicate that SDX has abuse
potential similar to phentermine, a schedule IV substance.
3. The State of Current Scientific Knowledge Regarding the Drug or
Other Substance
SDX is an NME. It is chemically known as 3-[[[(1S)-1-carboxy-2-
hydroxyethyl]-amino]carbonyl]-1-[[[[(2R)-2-[(1R)-2-methoxy-2-oxo-1-
phenylethyl]-1-piperidinyl]carbonyl]oxy]methyl]pyridinium chloride. It
is a white to off-white crystalline solid that is freely soluble in
water at pH that was tested up to 6.8. On March 2, 2021, FDA approved
the NDA for AZSTARYS, a combination drug product containing d-MPH and
SDX for the treatment of ADHD in patients six years of age or older.
Thus, SDX has an accepted medical use in the United States. SDX will be
marketed in combination with d-MPH (SDX/d-MPH) as immediate-release
capsules in three strengths of 28 mg/6 mg, 42 mg/9 mg, and 56 mg/12 mg.
4. Its History and Current Pattern of Abuse
There is no information on the history and current pattern of abuse
for SDX, since it has not been marketed, legally or illegally, in the
United States. HHS notes that SDX produces abuse-related signals, such
as euphoric mood and hypervigilance, and abuse potential similar to
that of schedule IV controlled substance phentermine. In March 2021,
DEA searched the NFLIS database for SDX encounters. Consistent with the
fact that SDX is an NME, this database had no records of encounters of
SDX by law enforcement.
5. The Scope, Duration, and Significance of Abuse
SDX is not marketed in the United States, legally or illegally.
Thus, information on the scope, duration, and significance of abuse for
SDX is lacking. However, as stated by HHS, data from animal and human
studies indicate that SDX has abuse potential similar to phentermine.
Therefore, upon marketing, SDX scope of abuse is expected to be similar
to phentermine.
6. What, if Any, Risk There Is to the Public Health
The extent of abuse potential of a drug is an indication of its
public health risk. Data from preclinical and clinical studies showed
that SDX has abuse potential similar to that of the schedule IV
stimulant phentermine. Therefore, upon availability for marketing, SDX
is likely to pose a public health risk to a degree similar to schedule
IV stimulants, such as phentermine.
7. Its Psychic or Physiological Dependence Liability
As HHS notes, no animal studies were done to test physical
dependence liability of SDX. A hallmark of physical dependence are
withdrawal symptoms resulting from drug discontinuation. In clinical
studies, there was no adverse events indicative of withdrawal from
discontinuation of the SDX/d-MPH combination treatment.
SDX produced positive subjective responses to ratings of Drug
Liking and Drug High in a HAP study. The responses were significantly
higher than the placebo and similar to phentermine, a schedule IV
stimulant. HHS concluded that SDX can produce psychic dependence to a
similar extent as phentermine.
8. Whether the Substance Is an Immediate Precursor of a Substance
Already Controlled Under the CSA
SDX is not an immediate precursor of any controlled substance, as
defined by 21 U.S.C. 802(23).
Conclusion: After considering the scientific and medical evaluation
and scheduling recommendation provided by HHS, and its own eight-factor
analysis, DEA has determined that these facts and all relevant data
constitute substantial evidence of potential for abuse of SDX. As such,
DEA hereby schedules SDX as a controlled substance under the CSA.
Determination of Appropriate Schedule
The CSA lists the findings required to place a drug or other
substance in any particular schedule (I, II, III, IV, or V). 21 U.S.C.
812(b). After consideration of the analysis and recommendation of the
Assistant Secretary for Health of HHS and review of all available data,
the Acting Administrator of DEA, pursuant to 21 U.S.C. 812(b)(4), finds
that:
1. Serdexmethylphenidate has a low potential for abuse relative to
the drugs or other substances in schedule III.
Receptor binding studies demonstrate that SDX does not bind to
dopamine and norepinephrine transporters and other receptors typically
associated with abuse potential. Upon oral administration, SDX is
metabolized to d-MPH, a schedule II drug, in the large intestine and
showed an abuse potential lower than that of d-MPH, but similar to that
of phentermine, a schedule IV drug. Results from an observational
animal behavioral study demonstrate that lower doses of SDX (12 and 25
mg/kg) did not produce any CNS effects and only the highest dose of SDX
(50 mg/kg) increased CNS activity. In a HAP study, SDX at the
therapeutic and supra-therapeutic doses produced positive subjective
responses such as Drug Liking and Drug High similar to those of
phentermine (schedule IV) and significantly higher than placebo.
Furthermore, data from other clinical studies show that SDX produced
abuse-related adverse events, namely euphoric mood and hypervigilance.
Because SDX is similar to phentermine (schedule IV) in its abuse
potential, SDX has a lower potential for abuse relative to the drugs or
other substances in schedule III.
2. Serdexmethylphenidate has a currently accepted medical use in
the United States.
On March 2, 2021, FDA approved the NDA for AZSTARYS capsules, a
combination drug product containing d-MPH and SDX for the treatment of
ADHD in patients six years of age or older. Thus, SDX has a currently
accepted medical use for treatment in the United States.
3. Serdexmethylphenidate may lead to limited physical dependence or
psychological dependence relative to the drugs or other substances in
schedule III.
There were no animal studies performed to evaluate physical
dependence of SDX. In clinical studies,
[[Page 24491]]
SDX demonstrated no indication of physical dependence after abrupt
discontinuation of the drug. In a HAP study, SDX increased drug-liking
scores that were significantly greater than that of placebo and were
similar to that of phentermine. In addition, SDX produced euphoria-
related adverse events in a HAP study. These data collectively suggest
that SDX abuse may lead to limited psychological dependence relative to
drugs in schedule III and largely similar to that of schedule IV
stimulants.
Based on these findings, the Acting Administrator of DEA concludes
that SDX warrants control in schedule IV of the CSA. 21 U.S.C.
812(b)(4).
Requirements for Handling Serdexmethylphenidate
Serdexmethylphenidate is subject to the CSA's schedule IV
regulatory controls and administrative, civil, and criminal sanctions
applicable to the manufacture, distribution, reverse distribution,
dispensing, importing, exporting, research, and conduct of
instructional activities and chemical analysis with, and possession
involving schedule IV substances, including the following:
1. Registration. Any person who handles (manufactures, distributes,
reverse distributes, dispenses, imports, exports, engages in research,
or conducts instructional activities or chemical analysis with, or
possesses), or who desires to handle, serdexmethylphenidate, must be
registered with DEA to conduct such activities pursuant to 21 U.S.C.
822, 823, 957, and 958 and in accordance with 21 CFR parts 1301 and
1312. Any person who currently handles or intends to handle
serdexmethylphenidate and is not registered with DEA must submit an
application for registration and may not continue to handle
serdexmethylphenidate unless DEA has approved that application for
registration, pursuant to 21 U.S.C. 822, 823, 957, and 958, and in
accordance with 21 CFR parts 1301 and 1312. These registration
requirements, however, are not applicable to patients (end users) who
possess serdexmethylphenidate pursuant to a lawful prescription.
2. Disposal of stocks. Any person who obtains a schedule IV
registration to handle serdexmethylphenidate but who subsequently does
not desire or is not able to maintain such registration must surrender
all quantities of serdexmethylphenidate or may transfer all quantities
of serdexmethylphenidate to a person registered with DEA in accordance
with 21 CFR part 1317, in additional to all other applicable Federal,
state, local, and tribal laws.
3. Security. Serdexmethylphenidate is subject to schedule III-V
security requirements for DEA registrants and it must be handled and
stored in accordance with 21 CFR 1301.71-1301.77. Non-practitioners
handling serdexmethylphenidate must also comply with the employee
screening requirements of 21 CFR 1301.90-1301.93. These requirements,
however, are not applicable to patients (end users) who possess
serdexmethylphenidate pursuant to a lawful prescription.
4. Labeling and Packaging. All labels, labeling, and packaging for
commercial containers of serdexmethylphenidate must comply with 21
U.S.C. 825 and 958(e), and be in accordance with 21 CFR part 1302.
5. Inventory. Every DEA registrant who possesses any quantity of
serdexmethylphenidate must take an inventory of serdexmethylphenidate
on hand, pursuant to 21 U.S.C. 827 and 958, and in accordance with 21
CFR 1304.03, 1304.04, and 1304.11.
Any person who becomes registered with DEA to handle
serdexmethylphenidate must take an initial inventory of all stocks of
controlled substances (including serdexmethylphenidate) on hand on the
date the registrant first engages in the handling of controlled
substances, pursuant to 21 U.S.C. 827 and 958(e), and in accordance
with 21 CFR 1304.03, 1304.04, and 1304.11.
After the initial inventory, every DEA registrant must take a new
inventory of all stocks of controlled substances (including
serdexmethylphenidate) on hand every two years, pursuant to 21 U.S.C.
827 and 958(e), and in accordance with 21 CFR 1304.03, 1304.04, and
1304.11. These requirements, however, are not applicable to patients
(end users) who possess serdexmethylphenidate pursuant to a lawful
prescription.
6. Records and Reports. DEA registrants must maintain records and
submit reports for serdexmethylphenidate, pursuant to 21 U.S.C. 827,
832(a), and 958(e), and in accordance with 21 CFR 1301.74(b) and (c)
and parts 1304, 1312, and 1317.
7. Prescriptions. All prescriptions for serdexmethylphenidate, or
products containing serdexmethylphenidate, must comply with 21 U.S.C.
829, and be issued in accordance with 21 CFR parts 1306 and 1311,
subpart C.
8. Manufacturing and Distributing. In addition to the general
requirements of the CSA and DEA regulations that are applicable to
manufacturers and distributors of schedule IV controlled substances,
such registrants should be advised that (consistent with the foregoing
considerations) any manufacturing or distribution of
serdexmethylphenidate may only be for the legitimate purposes
consistent with the drug's labeling, or for research activities
authorized by the FDCA and CSA.
9. Importation and Exportation. All importation and exportation of
serdexmethylphenidate must be in compliance with 21 U.S.C. 952, 953,
957, and 958, and in accordance with 21 CFR part 1312.
10. Liability. Any activity involving serdexmethylphenidate not
authorized by, or in violation of, the CSA or its implementing
regulations, is unlawful, and may subject the person to administrative,
civil, and/or criminal sanctions.
Regulatory Analyses
Administrative Procedure Act
Section 553 of the APA (5 U.S.C. 553) generally requires notice and
comment for rulemakings. However, 21 U.S.C. 811(j) provides that in
cases where a certain new drug is (1) approved by HHS, under section
505(c) of the FDCA and (2) HHS recommends control in CSA schedule II-V,
DEA shall issue an interim final rule scheduling the drug within 90
days. As stated in the legal authority section, the 90-day time frame
is the later of: (1) The date DEA receives HHS's scientific and medical
evaluation/scheduling recommendation, or (2) the date DEA receives
notice of the NDA approval by HHS. Additionally, subsection (j)
specifies that the rulemaking shall become immediately effective as an
interim final rule without requiring DEA to demonstrate good cause.
Executive Orders 12866 (Regulatory Planning and Review) and 13563
(Improving Regulation and Regulatory Review)
In accordance with 21 U.S.C. 811(a) and (j), this scheduling action
is subject to formal rulemaking procedures performed ``on the record
after opportunity for a hearing,'' which are conducted pursuant to the
provisions of 5 U.S.C. 556 and 557. The CSA sets forth the procedures
and criteria for scheduling a drug or other substance. Such actions are
exempt from review by the Office of Management and Budget (OMB)
pursuant to section 3(d)(1) of Executive Order (E.O.) 12866 and the
principles reaffirmed in E.O. 13563.
[[Page 24492]]
Executive Order 12988, Civil Justice Reform
This regulation meets the applicable standards set forth in
sections 3(a) and 3(b)(2) of E.O. 12988 to eliminate drafting errors
and ambiguity, minimize litigation, provide a clear legal standard for
affected conduct, and promote simplification and burden reduction.
Executive Order 13132, Federalism
This rulemaking does not have federalism implications warranting
the application of E.O. 13132. The rule does not have substantial
direct effects on the States, on the relationship between the national
government and the States, or on the distribution of power and
responsibilities among the various levels of government.
Executive Order 13175, Consultation and Coordination With Indian Tribal
Governments
This rule does not have tribal implications warranting the
application of E.O. 13175. It does not have substantial direct effects
on one or more Indian tribes, on the relationship between the Federal
government and Indian tribes, or on the distribution of power and
responsibilities between the Federal government and Indian tribes.
Regulatory Flexibility Act
The Regulatory Flexibility Act (RFA) (5 U.S.C. 601-612) applies to
rules that are subject to notice and comment under section 553(b) of
the APA. As noted in the above discussion regarding the applicability
of the APA, DEA is not required to publish a general notice of proposed
rulemaking. Consequently, the RFA does not apply to this interim final
rule.
Unfunded Mandates Reform Act of 1995
In accordance with the Unfunded Mandates Reform Act (UMRA) of 1995,
2 U.S.C. 1501 et seq., DEA has determined that this action would not
result in any Federal mandate that may result ``in the expenditure by
State, local, and tribal governments, in the aggregate, or by the
private sector, of $100,000,000 or more (adjusted annually for
inflation) in any 1 year.'' Therefore, neither a Small Government
Agency Plan nor any other action is required under UMRA of 1995.
Paperwork Reduction Act of 1995
This action does not impose a new collection of information
requirement under the Paperwork Reduction Act of 1995. 44 U.S.C. 3501-
3521. This action would not impose recordkeeping or reporting
requirements on State or local governments, individuals, businesses, or
organizations. An agency may not conduct or sponsor, and a person is
not required to respond to, a collection of information unless it
displays a currently valid OMB control number.
Congressional Review Act
This rule is not a major rule as defined by the Congressional
Review Act (CRA), 5 U.S.C. 804. However, pursuant to the CRA, DEA is
submitting a copy of this interim final rule to both Houses of Congress
and to the Comptroller General.
List of Subjects in 21 CFR Part 1308
Administrative practice and procedure, Drug traffic control,
Reporting and recordkeeping requirements.
For the reasons set out above, DEA amends 21 CFR part 1308 as
follows:
PART 1308--SCHEDULES OF CONTROLLED SUBSTANCES
0
1. The authority citation for part 1308 continues to read as follows:
Authority: 21 U.S.C. 811, 812, 871(b), 956(b) unless otherwise
noted.
0
2. In Sec. 1308.14:
0
a. Redesignate paragraphs (f)(11) through (13) as (f)(12) through (14);
and
0
b. Add new paragraph (f)(11).
The addition reads as follows:
Sec. 1308.14 Schedule IV.
* * * * *
(f) * * *
(11) Serdexmethylphenidate..................................... 1729
* * * * *
D. Christopher Evans,
Acting Administrator.
[FR Doc. 2021-09738 Filed 5-6-21; 8:45 am]
BILLING CODE 4410-09-P