Allerest PPA Extended-Release Tablets from Mexico
Extended-release tablets with 75mg norephedrine tannate for 12-hour allergy relief, combined with antihistamines in retail packs of 20. HTS 3004.43.00.00 covers this mixed, measured-dose alkaloid medicament for prophylactic uses.
Duty Rate — Mexico → United States
10%
Rate breakdown
9903.05.5510%Except for products described in headings 9903.05.85–9903.05.92 and 9903.05.94, articles the product of Mexico, as provided for in U.S. note 52 to this subchapter
Import Tips
• Extended-release requires FDA bioequivalence data; declare release profile on commercial invoice
• Tannate salt form needs specific solubility testing confirmation for dose uniformity