Benzodiazepines
Flubromazepam
Street names: F-Pam, JYI 28
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⚡What it does
- Very long-acting (up to 3 days) sedation and calm
⚠Key risks
- Extreme duration — multi-day impairment and dangerous accumulation
- Withdrawal can last weeks
✚Overdose signs
- Prolonged sedation
- Confusion
- Slow breathing with other depressants
📋Quick facts
Also known asF-Pam, JYI 28
CategoryBenzodiazepines
Schedule / classProsecutable as analogue (US); Class C (UK)
AppearanceWhite/off-white powder or 4–8 mg pellets/tablets
Street price~$1–$5 per 4–8 mg equivalent
Legal statusAnalogue Act (US); Class C UK; controlled in parts of EU
Last updated2026-09-12
Sources: EMCDDA, TripSit, NPS-AD
Category comparison — Benzodiazepines
| Substance | Class | Top risks | Street price |
|---|---|---|---|
| Flubromazepam | Prosecutable as analogue | Extreme duration — multi-day impairment and dangerous accumulation; Withdrawal can last weeks | ~$1–$5 per 4–8 mg equivalent |
| 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 — see our pressed pill guide.
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Profiles are reviewed against NIDA/DEA/EMCDDA sources. See something off? Submit a correction — it goes straight to our editorial queue.