Lidocaine Hydrochloride from Mexico
Lidocaine hydrochloride, an aromatic amino-compound with ether oxygen function, serves as a local anesthetic and antiarrhythmic drug. Classified under HTS 2922.50.2500 as 'other aromatic oxygen-function amino-compounds' used as drugs. Meets Chapter 29 criteria for chemically defined pharmaceutical intermediates.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include pharmacopeia compliance certificate (USP/EP) and impurity profile for CBP clearance
• Declare exact CAS number (73-78-9) and confirm not denatured to avoid alcohol headings
• Avoid packaging >25kg drums which may trigger bulk chemical vs pharmaceutical scrutiny