Phentermine Hydrochloride from Canada
Phentermine hydrochloride is the hydrochloride salt of phentermine (INN), explicitly covered by HTS 2921.46.00.00 as an aromatic monoamine derivative. This anorectic agent is imported as a bulk pharmaceutical chemical for appetite suppressant formulations. The heading applies to both the base and its salts as separate chemically defined compounds.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
Import Tips
• Submit FDA Drug Master File and ensure GMP compliance certification for active pharmaceutical ingredients
• Include stability data and impurity profiles in documentation to meet chemical identity requirements
• Beware of quotas on controlled substances; phentermine is DEA Schedule IV