Celecoxib API from China
Celecoxib, a COX-2 selective NSAID, acts as an analgesic and anti-inflammatory agent under HTS 2933.99.55. Its pyrazole ring with nitrogen hetero-atoms qualifies as an aromatic heterocyclic compound primarily for CNS effects.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of China, as provided for in U.S. note 52 to this subchapter
Import Tips
• Certify nonhormonal status and CNS primary action with pharmacological dossiers
• Use tamper-evident packaging compliant with USP <661> for APIs; declare exact purity levels