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    Isomethadone

    Categories

    opioid habit-forming tentative depressant

    Summary

    Once a pharmaceutical drug also known as isoamidone, this opioid analgesic and methadone analogue was withdrawn from the market and is seldom seen today. Rarely abused, though reports state it is around twice as potent as methadone, and more euphoric.

    ⚠️ AVOID: All other CNS depressants

    Dose Information

    Onset, Duration & After-effects

    • Onset: 30-90 minutes
    • Duration: 30-40 hours
    • After-effects: 1-24 hours

    Effects