Verapamil Hydrochloride from Japan
Verapamil hydrochloride, a phenylalkylamine calcium channel blocker, treats hypertension, angina, and supraventricular tachycardia. This synthetic aromatic heterocycle with nitrogen hetero-atoms is classified under HTS 2933.99.53.00 for cardiovascular drugs. Bulk powder form for generic pharmaceutical production.
Duty Rate — Japan → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Include polymorphic form specification (Form I or II) in documentation to match pharmacopeial standards
• Declare particle size distribution if critical for bioavailability - affects FDA bioequivalence