Furanylfentanyl
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An extremely potent opioid analgesic and analogue of fentanyl. Concrete information is difficult to obtain about even basic properties like active dose, though it is believed to be slightly less potent and shorter in duration than butyrfentanyl. Exercise extreme caution. Will cause respiratory depression in overdose.
Dosage
Oral
| Light | Common | Strong |
|---|---|---|
| 300-500 ug | 500-900 ug | 900-1600 ug+. |
Duration
Oral
Safer Use
- NOTE: Very potent opioid, be very careful while dosing.
Detection Times
| Method | Detection Window |
|---|---|
| Urine | 1–3 days |
Note: Fentanyl analogue. Detection by fentanyl immunoassay varies. Confirmation by LC-MS/MS recommended.
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