Benzodiazepines
Phenazepam
Street names: Phenaz, Bromdihydrochlorphenylbenzodiazepine
Overdose? Act now. Call emergency services — say "unresponsive, not breathing". Give naloxone for opioid-like signs. Hotlines
⚡What it does
- Long-acting strong anxiolytic/sedative; used for epilepsy in CIS
⚠Key risks
- Linked to serious car crashes and deaths in CIS countries
- Dose errors common with raw powder
✚Overdose signs
- Deep sedation
- Slow breathing
- Amnesia
📋Quick facts
Also known asPhenaz, Bromdihydrochlorphenylbenzodiazepine
CategoryBenzodiazepines
Schedule / classNot scheduled federally (US) — state-level bans; Rx in Russia/CIS
AppearanceWhite 1–2.5 mg tablets (Russian pharma), or white powder
Street price~$0.50–$3 per 1 mg tablet
Legal statusRx in Russia/CIS; unscheduled federally in US (several state bans); controlled EU
Last updated2026-09-12
Sources: EMCDDA, NPS-AD, TripSit
Category comparison — Benzodiazepines
| Substance | Class | Top risks | Street price |
|---|---|---|---|
| Phenazepam | Not scheduled federally | Linked to serious car crashes and deaths in CIS countries; Dose errors common with raw powder | ~$0.50–$3 per 1 mg tablet |
| Diazepam | Schedule IV | Dependence in 2–4 weeks of daily use; Dangerous withdrawal (seizures) — never stop cold turkey | ~$1–$10 per 10 mg tablet |
| Alprazolam (Xanax 2 mg) | Schedule IV | Dependence within weeks; brutal withdrawal (seizures risk); Counterfeit 'bars' increasingly contain fentanyl or bromazolam | ~$2–$10 per 2 mg bar |
| Lorazepam (Ativan 2.5 mg) | Schedule IV | Dependence and withdrawal seizures; Rebound anxiety between doses | ~$1–$5 per 2.5 mg tablet |
| Clonazepam (Rivotril/Klonopin 2 mg) | Schedule IV | Long half-life — dependence builds silently; Withdrawal can last months | ~$1–$5 per 2 mg tablet |
| Nitrazepam (Nipam 5 mg) | Schedule IV | Morning 'hangover' impairment; Dependence and falls in older users | ~$1–$4 per 5 mg tablet |
Street prices are regional estimates. Potency and cuts vary constantly.
?Frequently asked questions
What does Phenazepam look like?
White 1–2.5 mg tablets (Russian pharma), or white powder
What are the signs of a Phenazepam overdose?
Deep sedation; Slow breathing; Amnesia Call emergency services immediately.
How addictive is it?
Linked to serious car crashes and deaths in CIS countries Withdrawal can be life-threatening — medical tapering is essential.