Amlodipine Besylate from Canada
Amlodipine besylate is a dihydropyridine calcium channel blocker used primarily for treating hypertension and angina. As a heterocyclic compound with nitrogen hetero-atoms in its aromatic structure, it falls under HTS 2933.99.53.00 as a cardiovascular drug. This classification applies to its pure chemical form imported for pharmaceutical use.
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
• Obtain FDA approval and Drug Master File (DMF) prior to import; ensure Certificate of Analysis verifies purity >99%
• Label shipments with full chemical name, CAS number (113665-84-2), and 'For Pharmaceutical Use Only' to avoid misclassification