Levocetirizine Dihydrochloride from China
Levocetirizine dihydrochloride is the R-enantiomer of cetirizine, featuring piperazine nitrogen hetero-atoms in an aromatic framework. Classified as an antihistamine drug under HTS 2933.99.26.00.
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
• Provide enantiomeric excess (ee >99%) documentation for chiral APIs
• Include microbial limit testing results per USP <61>/<62>
• Use ICH Q7 GMP certification for commercial quantities