Carbadox API for Veterinary Manufacturing from Japan
Carbadox Active Pharmaceutical Ingredient (API) for veterinary premix production, specifically named in HTS 2933.99.4200. This anti-infective heterocyclic compound is imported in bulk for medicated feed manufacturing. Meets pharmacopeial standards for purity and stability.
Duty Rate — Japan → United States
27.5%
Rate breakdown
9903.04.6215%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
• CVM NADA approval required for end-use; import under Investigational New Animal Drug if experimental
• Stability studies mandatory due to carbadox degradation; document <0.5% hydrazone impurities
• Segregate from human drug shipments to avoid cross-contamination regulatory issues