Verapamil Hydrochloride from China
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 — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
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