</>Build with Tariff Intelligence|Programmatic access to tariff calculations and HS code classification.Explore Developer Resources →

Ibuprofen Lysine from Mexico

Ibuprofen lysine, a water-soluble salt complex of ibuprofen with L-lysine, used in injectable or rapid-onset formulations. Classified in HTS 2916.39.15.00 as salts of the specific ibuprofen acid per note 3(C)(1). Essential intermediate for hospital-grade pain management drugs.

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

Include lysine salt formation certificates and bioequivalence studies; use sterile packaging for injectables

Pitfall: incorrect declaration as 'mixture' instead of salt leads to higher duties