For research and educational purposes only. Not medical advice.

Phenibut Reference

Educational, not medical advice reference for Phenibut: Nootropic; regulatory status, evidence posture, source review, and schedule notes. Also known as β-ph…

Reference summary

Russian-language clinical literature in anxiety / insomnia. Tolerance, physical dependence, and severe withdrawal are extensively documented in case reports.

Categories
Nootropic
Aliases
β-phenyl-γ-aminobutyric acid, Anvifen, Fenibut, Noofen
Evidence posture
human — Not FDA-approved. Controlled in Australia, Lithuania, Hungary, Italy. Severe physical dependence and withdrawal reported in case literature; cold turkey can produce psychosis, seizures, and prolonged dysautonomia. Taper protocols are essential and community guidance is unanimous on this.
Regulatory status
No FDA-approved phenibut drug label. Russian-approved for anxiety / insomnia / asthenia. Controlled substance in Australia (Schedule 9), Lithuania, Hungary, and Italy. Restricted in France. Tolerance and physical dependence are well-documented; severe withdrawal syndromes have been reported in case literature.
Content review status
research reference

Selected public sources