Procaine Hydrochloride from Mexico
Procaine is a p-aminobenzoic acid ester with amino-alcohol characteristics and oxygen function, used as a local anesthetic. It qualifies under HTS 2922.50.4000 as an aromatic amino-acid-phenol derivative with oxygen function. Ester classification follows the acid-function compound per Chapter 29 ester note (A).
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Ensure ester stability documentation for transport; comply with FDA API registration; label clearly to avoid phenol classification confusion