Phenylpropanolamine Hydrochloride Cough Syrup from Mexico
A liquid cough suppressant containing phenylpropanolamine hydrochloride (norephedrine salt) mixed with expectorants like guaifenesin for therapeutic relief of cough and congestion. Classified under HTS 3003.43.00.00 as a mixed medicament containing norephedrine salts, not in measured doses or retail packaging.
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
• Obtain FDA approval and Drug Master File for active ingredients; verify norephedrine content via lab testing
• Provide certificates of analysis confirming mixture of two+ constituents and absence of retail packaging
• Avoid misclassification as single-ingredient by documenting mixed formulation; watch for DEA controls on precursors