Verapamil Hydrochloride from Canada
Verapamil hydrochloride is the hydrochloride salt of verapamil, a calcium channel blocker used primarily for hypertension and angina treatment. As an aromatic nitrile-function compound (specifically named), it classifies under HTS 2926.90.14.00 per Chapter 29 note on salts of organic compounds. The nitrile group and aromatic structure define its placement among pharmaceutical nitriles.
Duty Rate — Canada → United States
Rate breakdown
Import Tips
• Obtain FDA Drug Master File (DMF) and import via Authorized Importer; provide CoA with ICH Q3D elemental impurities testing for heavy metals
• Classify as bulk API only - finished dosage forms (tablets) go to Chapter 30; misclassification common pitfall leading to 3002.13 duties
• Declare as UN 2811 toxic substance; ensure GMP certification and stability data to prevent FDA holds at entry