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Also known as ativan

An intermediate acting benzodiazepine commonly known as Ativan, commonly prescribed as an alternative to Xanax. Sedating, hypnotic and anxiolytic. Potential to induce amnesia and lowered inhibitions in overdose. Do not combine with other depressants.

Intramuscular

Route dataTripSit

ThresholdLightCommonStrongHeavy
0.25–0.5 mg0.5–1 mg1–2 mg—+
02 mg
LightCommonStrongHeavy
Onset5–30 minutes
Total4–8 hours
After-effects1–12 hours
OnsetCome-upPeakOffset

Oral

Route dataTripSit

ThresholdLightCommonStrongHeavy
1–2 mg2–4 mg—+
04 mg
LightCommonStrongHeavy
Onset5–30 minutes
Total4–8 hours
After-effects1–12 hours
OnsetCome-upPeakOffset
Plan when to take Lorazepam — see where onset, peak and comedown land on the clock

Source: TripSit — Lorazepam ↗

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