Prochlorperazine Edisylate from Canada
Prochlorperazine edisylate, a piperazine phenothiazine, treats severe nausea and psychosis. The base phenothiazine structure without fusion aligns with HTS 2934.30.5000 classification.
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
• Salt classification follows parent acid/base per note 3(C)—declare edisylate explicitly
• FDA import alerts common; pre-clear with drug establishment registration
• Include counterion analysis to confirm chemically defined status