Desvenlafaxine Succinate from Canada
Desvenlafaxine succinate (Pristiq API) is the major active metabolite of venlafaxine, an SNRI antidepressant with phenethylamine structure. Classified under HTS 2933.39.31.00 due to psychotherapeutic antidepressant function.
Duty Rate — Canada → United States
110%
Rate breakdown
9903.04.6093.5%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
9903.05.2910%Except for products described in headings 9903.05.85–9903.05.93, articles the product of Canada, as provided for in U.S. note 52 to this subchapter
Import Tips
• Verify succinic acid content in salt stoichiometry
• Provide metabolite impurity profile vs. parent compound
• Ensure extended-release formulation compatibility data