Benzphetamine Hydrochloride from Japan
Benzphetamine hydrochloride, the salt of benzfetamine (INN), falls squarely under HTS 2921.46.00.00 for its aromatic monoamine structure. Used as a sympathomimetic amine in pharmaceutical production, it qualifies as a separate chemically defined compound per Chapter 29 notes. Classification remains consistent whether pure or with necessary stabilizers.
Duty Rate — Japan → United States
27.5%
Rate breakdown
9903.04.6215%Patented pharmaceutical articles that are the product of Japan, of a European Union member country, of South Korea, of Switzerland, or of Liechtenstein as provided for in subdivisions (c) and (f) of U.S. note 40 to this subchapter
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain prior approval from FDA's Controlled Substances Import/Export Unit
• Label shipments clearly as 'Bulk Drug Substance - For Pharmaceutical Use Only' to prevent retail misclassification
• Test for chiral purity if importing enantiomer-specific forms like dexamfetamine