Fomepizole API from Canada
Fomepizole is an antidote for ethylene glycol/methanol poisoning, featuring a simple 4-methylpyrazole structure. Classified under HTS 2933.19.4500 as a pyrazole ring drug for emergency medical use. Provided as sterile injectable-grade API.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6096.3%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
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Provide emergency use authorization docs and endotoxin testing for injectable API
• Ensure CoA specifies 4-methyl-1H-pyrazole identity via NMR/IR spectroscopy
• Avoid bulk chemical classification; therapeutic claims trigger drug-specific .4500 subheading