“Phenibut Withdrawal Symptoms and Treatment with Benzodiazepines, Barbiturates, and Baclofen: A Review”

https://pubmed.ncbi.nlm.nih.gov/38112312

Phenibut withdrawal can lead to severe symptoms such as delirium, hallucinations, and seizures, and currently, there is no standard treatment, with benzodiazepines or barbiturates with adjunctive baclofen being the most commonly used drugs for moderate to severe withdrawal.