Doxylamine Succinate Powder from Japan
Doxylamine succinate, an ethanolamine antihistamine with pyridine ring, is classified under HTS 2933.99.90.00 as a heterocyclic drug. Bulk imported for sleep aids like Unisom and allergy medications.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Validate succinic acid salt stoichiometry in COA
• Provide drowsiness warning label compliance documentation
• Check for OTC monograph deviations requiring FDA approval