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Chlorepin: Full Drug Profile

Medically reviewed by Min Clinic Staff | Updated: January 2026

Chlorepin - General Information

Chlorepin is a drug which is a benzodiazepine derivative. It has been marketed as an anxiolytic since 1975 and an anticonvulsant since 1984. [Wikipedia]

 

Pharmacology of Chlorepin

Chlorepin is a barbiturate used in combination with acetaminophen or aspirin and caffeine for its sedative and relaxant effects in the treatment of tension headaches, migraines, and pain.

 

Chlorepin for patients

 

Chlorepin Interactions

Alcohol (increases bioavailability by 50%), cimetidine, and valproates.

 

Chlorepin Contraindications

Myasthenia gravis, sleep apnea, severe liver diseases such as cirrhosis and hepatitis, and respiratory problems.

 

Additional information about Chlorepin

Chlorepin Indication: For treatment and management of epilepsy and anxiety disorder. Mechanism Of Action: Chlorepin binds at a distinct binding site associated with a Cl- ionopore at the GABA-A receptor, increasing the duration of time for which the Cl- ionopore is open. The post-synaptic inhibitory effect of GABA in the thalamus is prolonged as a result. Drug Interactions: Clozapine Increased risk of toxicity Kava Kava increases the effect of the benzodiazepine Food Interactions: Take without regard to meals. Alcohol increases clobazam absorption by 50%. Generic Name: Clobazam Synonyms: Not Available Drug Category: Anticonvulsants; Benzodiazepines Drug Type: Small Molecule; Illicit; Approved; Investigational Other Brand Names containing Clobazam: Chlorepin; Clorepin; Frisium; Mystan; Urbadan; Urbanyl; Absorption: Bioavailability is 90%. Toxicity (Overdose): Not Available Protein Binding: 83% Biotransformation: Hepatic. Clobazam has two major metabolites: N-desmethyl-clobazam and 4'-hydroxyclobazam, the former of which is active. The demethylation is facilitated by CYP2C19, CYP3A4, and CYP2B6 and the 4'-hydroxyclobazam by CYP2C18 and CYP2C19. Half Life: 18 hours Dosage Forms of Chlorepin: Tablet Oral Chemical IUPAC Name: 8-chloro-5-methyl-1-phenyl-1,5-benzodiazepine-2,4-dione Chemical Formula: C16H13ClN2O2 Clobazam on Wikipedia: https://en.wikipedia.org/wiki/Clobazam Organisms Affected: Humans and other mammals