Procainamide Hydrochloride from Japan
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 — Japan → United States
21%
Rate breakdown
9903.04.628.5%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
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