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Benzodiazepines

Midazolam (Versed / Dormicum)

Street names: Versed, Dormicum, Midaz, The execution drug

Midazolam (Versed / Dormicum) — Clear injectable ampoules (1–5 mg/mL); oral syrup; rarely diverted tablets

What it does

  • Ultra-short IV sedation, anterograde amnesia — the procedural-sedation workhorse
  • Rapid, powerful

Key risks

  • IV use by non-medical people: respiratory arrest — narrow margin, no reversal at home
  • Amnesia makes dosing errors lethal (users redose forgetting they dosed)
  • Used in lethal-injection protocols and US executions
  • Diverted ampoules linked to overdose deaths

Overdose signs

  • Respiratory arrest
  • Unconsciousness with slow breathing
  • Flaccid paralysis of breathing effort

📋Quick facts

Also known asVersed, Dormicum, Midaz, The execution drug
CategoryBenzodiazepines
Schedule / classSchedule IV (US); hospital-only in most countries
AppearanceClear injectable ampoules (1–5 mg/mL); oral syrup; rarely diverted tablets
Street priceDiverted ampoules $10–$40 each
Legal statusRx/hospital-only, Schedule IV; IV administration restricted to monitored settings
Last updated2026-09-18
Sources: FDA, EMA, NIDA

Category comparison — Benzodiazepines

SubstanceClassTop risksStreet price
Midazolam (Versed / Dormicum)Schedule IVIV use by non-medical people: respiratory arrest — narrow margin, no reversal at home; Amnesia makes dosing errors lethal (users redose forgetting they dosed)Diverted ampoules $10–$40 each
Flunitrazepam (Rohypnol)Not approved in US; Schedule IV-III equivalent elsewhere; 'date-rape drug' classAnterograde amnesia — linked to drug-facilitated assault; 10× stronger hangover sedation than diazepam~$2–$10 per 2 mg tablet where diverted
DiazepamSchedule IVDependence in 2–4 weeks of daily use; Dangerous withdrawal (seizures) — never stop cold turkey~$1–$10 per 10 mg tablet
Street prices are regional estimates. Potency and cuts vary constantly.

?Frequently asked questions

What does Midazolam (Versed / Dormicum) look like?

Clear injectable ampoules (1–5 mg/mL); oral syrup; rarely diverted tablets

What are the signs of a Midazolam (Versed / Dormicum) overdose?

Respiratory arrest; Unconsciousness with slow breathing; Flaccid paralysis of breathing effort Call emergency services immediately.

How addictive is it?

IV use by non-medical people: respiratory arrest — narrow margin, no reversal at home Withdrawal can be life-threatening — medical tapering is essential.

🔗Sources & further reading

Facts on this page are compiled from these primary sources. External links open in a new tab.