Doxylamine Succinate from Mexico
Doxylamine succinate, an ethanolamine ether salt, acts as a sedating antihistamine drug with aromatic oxygen-function amino structure. HTS 2922.49.26.00 applies as other aromatic amino-acid salt drug. Chapter 29 numerical order places it here over earlier ether headings.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Verify succinate salt form with NMR/FTIR spectra in docs
• Controlled substance precursor check required
• Declare particle size distribution for bioavailability claims