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Methadone
A synthetic opioid drug used as an analgesic and is often used in detoxification off of other opioids. As it has a much longer half-life.
Dosage
Oral
Common: 10-20mg
Light: 5-10mg
Strong: 20-35mg+
Duration
Onset: 45-120 minutes
Duration: undefined hours
After effects: 1-48 hours
Timeline
Onset
45-120 minutes
After
1-48 hours
01.0d2.1d
Typical
Extended range
Effects
EuphoriaDry MouthMood liftItchinessRelaxantConstipationPupil constrictionAnalgesia
Avoid
All other CNS depressants
Half-life
12-18 hours on the first dose 13-47 on concurrent