Acetylfentanyl
Typical Dose 3-5 mg
Duration 1h - 4h
Interaction Risk Unknown
Detection Methods 2
Community · single experiences
Effect Profile
Describes the acute effect. This profile does not influence the OpenMind Score.
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Effects & Dosing
Dosage
Oral
| Light | Common | Strong |
|---|---|---|
| 1-3 mg | 3-5 mg | 5-7 mg+ |
Duration
Oral
Onset 5 min - 20 min
Total Duration 1h - 4h
After Effects 1h - 8h
Safety & Risks
Safer Use
- NOTE: ~3.75mg Freebase = ~125ug Fentanyl IV = ~10mg Morphine IV'd.
Detection Times
| Method | Detection Window |
|---|---|
| Blood | 5–24 hours |
| Urine | 1–3 days |
Note: Fentanyl analogue. Detectable by fentanyl-specific immunoassays (cross-reactivity varies by assay). NOT detected by standard opiate immunoassay.
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