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Legality · Methadone

Is Methadone legal in United Kingdom?

Confirmed against a primary sourceVerified July 13, 2026
Legal status
Methadone is a Class A controlled drug (Misuse of Drugs Act 1971) placed in Schedule 2 of the Misuse of Drugs Regulations 2001 — a full narcotic-control tier, lawfully prescribed for opioid-substitution treatment (OST) and analgesia.
Consequences if caught
Unlawful possession of a Class A drug carries up to 7 years plus a fine; supply or production up to life.
If prescribed or medical
Prescribed as a Schedule 2 controlled drug for OST (GP/specialist shared-care, supervised consumption initially, take-home doses earned) and for pain.
Documentation
A Home Office personal import/export licence is needed for more than a 3-month supply; otherwise carry the medicine in original packaging with a copy of your prescription or an INCB-style multilingual doctor's certificate.
Primary source