Isomethadone
Typical Dose 2.5-7.5 mg
Duration 30h - 40h
Interaction Risk Unknown
Detection Methods 1
Description
Once a pharmaceutical drug also known as isoamidone, this opioid analgesic and methadone analogue was withdrawn from the market and is seldom seen today.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.
Effects & Dosing
Dosage
Oral
| Light | Common | Strong |
|---|---|---|
| 1.5-2.5 mg | 2.5-7.5 mg | 7.5-15 mg |
Duration
Oral
Onset 30 min - 1h 30m
Total Duration 30h - 40h
After Effects 1h - 24h
Safety & Risks
Safer Use
- All other CNS depressants
Detection Times
| Method | Detection Window |
|---|---|
| Urine | 2–7 days |
Note: Synthetic opioid structurally related to methadone. May cross-react with methadone immunoassays.
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