Fomepizole API from Japan
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 — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
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