Procainamide Hydrochloride from Canada
Procainamide hydrochloride, an aromatic amide derivative, serves as an antiarrhythmic drug targeting cardiac sodium channels. It qualifies for HTS 2924.29.62.50 as an 'other' aromatic cyclic amide drug under carboxyamide-function compounds. The structure includes a benzamide core fitting chapter 29's cyclic amide provisions.
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
• Submit FDA prior notice 72 hours before arrival for drug substances
• Provide impurity profile per ICH guidelines to prevent quarantine