Procainamide Hydrochloride from Mexico
Procainamide hydrochloride is an aromatic cyclic amide derivative used as an antiarrhythmic agent to treat irregular heartbeats. It falls under HTS 2924.29.71.00 as a chemically defined aromatic cyclic amide product listed in additional U.S. note 3 to section VI. This classification applies to its carboxyamide-function structure and pharmaceutical-grade purity.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Obtain FDA Drug Master File and ensure compliance with US pharmacopeia standards for active pharmaceutical ingredients
• Provide certificate of analysis confirming purity >99% and absence of impurities to avoid reclassification
• Declare as bulk API only; finished dosage forms may require different documentation under Chapter 30