Cilostazol from China
Cilostazol is a quinolinone phosphodiesterase III inhibitor used for intermittent claudication in peripheral artery disease. Its nitrogen-heterocyclic structure qualifies under HTS 2933.99.53.00 as cardiovascular drug. Bulk powder for 50/100mg tablet production.
Duty Rate — China → United States
19%
Rate breakdown
9903.05.3112.5%Section 301 (forced labor) — additional 12.5% ad valorem on products of China
Import Tips
• Poor solubility - laser diffraction PSD critical for BE
• Quinolinone photo-degradation risk - amber packaging mandatory
• CYP3A4 inhibitor - include drug interaction dossier