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Cetirizine Hydrochloride from Mexico

Cetirizine hydrochloride is a second-generation antihistamine used primarily for treating allergic rhinitis and urticaria. It features a piperazine heterocyclic ring with nitrogen hetero-atoms and an aromatic structure, classifying it under HTS 2933.99.26.00 as an aromatic antihistamine drug.

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

Require FDA approval and Drug Master File (DMF) submission for active pharmaceutical ingredients

Ensure Certificate of Analysis (CoA) verifies purity >99% and absence of impurities

Avoid misclassification as non-drug intermediates by providing clinical use documentation