Phenibut

Common Names: Phenyl-, Fenibut, Phenybut, Noofen, Citrocard

Psychoactive Effects

Positive Effects

  • Euphoria
  • Energy

Neutral Effects

  • Anxiolysis
  • Relaxation
  • Enhanced sociability
  • Sedation
  • Muscle relaxation
  • Pupil constriction

Negative Effects

  • Depression
  • Anxiety

Dosage Guidelines

Route Threshold Light Common Strong Heavy
Oral 250-500 mg 500-1000 mg 1000-2000 mg 2000-3000 mg 3000+ mg

Duration

Phase Duration
Onset 2-4 hours
Peak 4-6 hours
Total 8-12 hours
After effects 12-24 hours

Pharmacology

Mechanism of Action: GABA receptor modulator

Risks and Harm Reduction

DependenceToxicityWithdrawalAddictionOverdose

⚠️ Important: Always practice harm reduction. Start with low doses, test your substances, and ensure a safe set and setting. Never use alone.

Legal Status

Disclaimer: Legal status varies by jurisdiction and may change. This information is for educational purposes only.

References

  • • Lapin, I. (2001). Phenibut (beta-phenyl-GABA): a tranquilizer and nootropic drug. CNS Drug Reviews, 7(4), 471-481.
  • • Rudolph, U., & Knoflach, F. (2011). Beyond classical benzodiazepines: novel therapeutic potential of GABAA receptor subtypes. Nature Reviews Drug Discovery, 10(9), 685-697.
  • • Information compiled from PsychonautWiki