Pentazocine
Typical Dose 20-30 mg
Duration 2h - 3h
Interaction Risk Unknown
Detection Methods 1
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Effect Profile
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Log inDescription
A synthetic opioid used as an analgesic. It is only used IM and IV in the medical field and has respiratory depressant effects. It is pregnancy category C and schedule IV in the US.
Effects & Dosing
Dosage
Intramuscular
| Light | Common | Strong |
|---|---|---|
| 10-20 mg | 20-30 mg | 30-60 mg |
Intravenous
| Light | Common | Strong |
|---|---|---|
| 5-10 mg | 10-20 mg | 30-30 mg |
Duration
Intramuscular
Onset 15 min - 20 min
Total Duration 2h - 3h
Intravenous
Onset 2 min - 3 min
Total Duration 2h - 3h
Oral
After Effects 1h - 12h
Safety & Risks
Safer Use
- All other CNS depressants
- When mixed with a barbituate in a syringe it will crystallize which can be fatal.
Detection Times
| Method | Detection Window |
|---|---|
| Urine | 1–3 days |
Note: Mixed opioid agonist-antagonist. NOT detected by standard opiate immunoassay. May cross-react with some PCP immunoassays.
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