Meclizine Hydrochloride from Mexico
Meclizine hydrochloride is a piperazine antihistamine primarily indicated for motion sickness prevention and vertigo treatment. Its modified aromatic structure with piperazine qualifies for HTS 2933.59.21.00 as an anti-nauseant drug. Chapter notes support classification of such chemically defined pharmaceuticals.
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
• Provide NMR spectra confirming piperazine ring; avoid retail packing implying Chapter 32/38 exclusions
• Pitfall: salt form misdeclared as base—use note C(1) for salts
• FDA DMF registration required