Doxylamine Succinate from China
Doxylamine succinate, an ethanolamine antihistamine, primarily treats nausea in pregnancy and insomnia. Its pyrimidine-containing structure fits HTS 2933.59.21.00 for anti-nauseant aromatic drugs. Qualifies as chemically defined salt per chapter notes.
Duty Rate — China → United States
6.5%
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
• Succinate salt follows acid classification per note C(2); include dissolution stability
• Pitfall: pregnancy-specific claims may trigger FDA review
• Bulk drums must be UN-approved