Alprazolam Base USP from Canada
Triazolobenzodiazepine alprazolam in USP reference standard base form for anxiety disorder treatment. Classified under HTS 2933.91.00 as alprazolam (INN) due to its specific nitrogen heterocyclic structure meeting chapter requirements. Primary API for 0.25mg-2mg immediate release tablets.
Duty Rate — Canada → United States
10%
Rate breakdown
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 batch conforms to USP monograph including related substances limits
• Cold chain validation required for temperature excursion prevention
• Include polymorphic form specification (Form A vs Form B) in documentation