Dapiprazole API from Canada
Dapiprazole is an aromatic imine alpha-adrenergic blocker used in ophthalmic solutions for miosis reversal. Classified under HTS 2925.29.20.00 as a drug with imine-function aromatic structure. Bulk API for eye drop formulation.
Duty Rate — Canada → United States
16.5%
Rate breakdown
9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada
Import Tips
• Include preservative efficacy testing results for ophthalmic use
• Provide pH stability profile for ocular formulation compatibility
• Document imine hydrolysis stability under physiological conditions