Ebastine from Canada
Ebastine, a piperidine-based H1-antihistamine, contains nitrogen hetero-atoms in its heterocyclic aromatic framework. Imported primarily as API for allergy treatment under HTS 2933.99.26.00.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals Annex IV: 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 residual solvent analysis per ICH Q3C limits
• Declare crystal form (anhydrous vs hydrate) accurately
• Obtain prior notice via FDA PNSI system for API shipments