Michigan Administrative Code
Department - Licensing and Regulatory Affairs
Bureau of Professional Licensing
Board of Pharmacy
Board of Pharmacy - Controlled Substances
Part 6 - DISPENSING AND ADMINISTERING CONTROLLED SUBSTANCE PRESCRIPTIONS
Section R. 338.3168 - Refilling of prescriptions

(1) A prescription for a controlled substance listed in schedule 2 may not be refilled.

(2) A prescription for a controlled substance listed in schedules 3 and 4 may not be refilled more than 6 months after the prescription's date of issuance and may not be refilled more than 5 times. Renewal of the prescription must be consistent with the requirements for original prescriptions.

(3) A prescription for a controlled substance listed in schedule 5 may be refilled only as expressly authorized by the prescriber on the prescription up to 1 year; if no authorization is indicated, then the prescription may not be refilled.