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Phenylpropanolamine Hydrochloride Cough Syrup from Japan

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 — Japan → United States

12.5%

Rate breakdown

9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, 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