S-Ibuprofen (Dexibuprofen) from Japan
The active (S)-enantiomer of ibuprofen, dexibuprofen, offering higher potency at lower doses. Still classified as ibuprofen under HTS 2916.39.15.00 per chapter notes on isomers. Used in premium pharmaceutical formulations.
Duty Rate — Japan → United States
12.5%
Rate breakdown
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
• Include enantiomeric excess (ee%) verification; comply with chiral drug regulations
• Avoid generic 'ibuprofen' labeling to prevent disputes