Erythromycin Ethylsuccinate from Canada
Erythromycin ethylsuccinate is an ester salt derivative of erythromycin, commonly used in oral suspensions for pediatric respiratory infections. It is classified under HTS 2941.50.00.00 as an erythromycin derivative and salt, fitting chapter provisions for chemically defined antibiotics. Supplied as bulk powder for formulation.
Duty Rate — Canada → United States
100%
Rate breakdown
9903.04.60100%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
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include Certificate of Analysis (CoA) confirming potency and impurities; comply with USP standards
• Common pitfall: incorrect declaration as finished drug product