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Buspirone Hydrochloride from Japan

Buspirone HCl is an anxiolytic tranquilizer (not benzodiazepine) used for generalized anxiety disorder, containing azaspirodecanedione with piperazine and pyridine-like structures. Classified under HTS 2933.39.31.00 as a psychotherapeutic tranquilizer.

Duty Rate — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%

Import Tips

Include azapirone class stability data in import documentation

Verify absence of benzodiazepine contamination via analytical methods

Confirm proper INN nomenclature on all shipping documents

Buspirone Hydrochloride from Japan — Import Duty Rate | HTS 2933.39.31.00