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Legality · Mephedrone (4-MMC)

Is Mephedrone (4-MMC) legal in Taiwan?

Confirmed against a primary sourceVerified July 14, 2026
Legal status
Controlled — NAMED. Mephedrone is individually scheduled as a Schedule 3 (第三級) controlled drug under the Narcotics Hazard Prevention Act / Controlled Drugs Act. It sits BELOW the capital tier: death/life applies only to manufacture/trafficking of Schedule 1 (第一級) drugs — no capital exposure for a Schedule 3 substance.
Consequences if caught
Schedule 3: manufacture, trafficking and larger possession are custodial offences, not capital.
If prescribed or medical
Schedule 3 controlled drug with no recognised medical use and no lawful prescription route.
Documentation
No licit personal-import route for a Schedule 3 controlled drug.
Primary source