Sulfaguanidine from Canada
Sulfaguanidine is a poorly absorbed sulfonamide used for intestinal infections like bacillary dysentery. It is included in HTS 2935.90.75.00 via additional U.S. note 3 to section VI. Supplied as a crystalline powder for oral suspension manufacturing.
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
• Highlight low absorption profile in documentation; verify guanidine function per notes; store in cool, dry conditions to maintain stability