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F
Benzodiazepines

Flubromazepam

Street names: F-Pam, JYI 28

Flubromazepam — White/off-white powder or 4–8 mg pellets/tablets

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

SubstanceClassTop risksStreet price
FlubromazepamProsecutable as analogueExtreme duration — multi-day impairment and dangerous accumulation; Withdrawal can last weeks~$1–$5 per 4–8 mg equivalent
DiazepamSchedule IVDependence 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 IVDependence 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 IVDependence and withdrawal seizures; Rebound anxiety between doses~$1–$5 per 2.5 mg tablet
Clonazepam (Rivotril/Klonopin 2 mg)Schedule IVLong half-life — dependence builds silently; Withdrawal can last months~$1–$5 per 2 mg tablet
Nitrazepam (Nipam 5 mg)Schedule IVMorning '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.