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Methadone instalment prescription — GPhC CRA MCQ

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HardPharmacy Law and EthicsMethadone instalment prescriptionGPhC CRA

A prescription for methadone 1 mg/mL oral solution states: 'Supply 700 mL. Take 10 mL daily. Instalment dispensing weekly.' No instalment amounts or intervals are specified. What is the legal classification/requirement?

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Correct answer: C — Clarify instalment directions before making instalment supplies

Methadone oral solution is a Schedule 2 controlled drug and instalment prescriptions require clear instalment directions. The pharmacist needs enough information to know the amount and interval of each supply. The total quantity alone does not define lawful instalment supply.

Reference: Misuse of Drugs Regulations 2001; MEP