Verapamil Hydrochloride from Canada
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 — Canada → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
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