Naproxen Sodium API from Canada
Naproxen sodium is an NSAID analgesic and anti-inflammatory agent featuring an aromatic heterocyclic naphthalene structure with nitrogen functionality, classified under HTS 2933.99.55.90. Used primarily for pain relief and fever reduction affecting the central nervous system.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include DEA import permit if precursor chemicals are involved in synthesis
• Ensure ICH Q7 GMP compliance documentation for API manufacturing
• Label shipments clearly as 'Bulk Drug Substance - For Further Processing'