Latanoprost from Canada
Latanoprost is a prostaglandin F2α analogue used in ophthalmic solutions for glaucoma treatment. Classified under HTS 2937.50.00.00 due to its primary hormonal mechanism reducing intraocular pressure. Chemically defined structure qualifies under Chapter 29 organic compounds.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals: patented pharma articles — 100% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
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 preservative (Benzalkonium chloride) compatibility validation for bulk API
• Differentiate from bimatoprost (similar structure) via complete chemical characterization
• Ensure no cosmetic eyelash growth claims that could trigger 3304 classification