Diclofenac Sodium from Mexico
Diclofenac sodium, an NSAID for pain and inflammation, is classified under HTS 2933.99.55 as its organic base is a nitrogen-heterocyclic aromatic compound. The salt form follows the base per chapter note on inorganic salts.
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
• Provide salt equivalence calculations and base structure confirmation for salt classification rule
• Ensure GMP certification and bioequivalence data for FDA prior notice