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Flunitrazepam

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Also known as roofies, rohypnol

Known as Rohypnol or 'roofies,' this infamous drug has similar qualities to most other benzodiazepines; sedating with strong hypnotic effects. Despite being known as a 'date rape drug' has only been implicated in a small number of such crimes. Danger of respiratory depression in combination with other depressants. May cause amnesia and lowered inhibitions in overdose.

Oral

Route dataTripSit

ThresholdLightCommonStrongHeavy
0.5–1 mg1–2 mg2 mg+
02.5 mg
LightCommonStrongHeavy
Onset15–30 minutes
Total4–8 hours
After-effects2–24 hours
OnsetCome-upPeakOffset
Plan when to take Flunitrazepam — see where onset, peak and comedown land on the clock

Source: TripSit — Flunitrazepam ↗

Fact-sheets from PsychonautWiki. Harm-reduction reference only — not medical advice.