Tolpropamine Hydrochloride from Japan

Tolpropamine hydrochloride is an antihistamine containing aromatic amine functionality used for allergy relief. Classified under HTS 2921.49.43.00 as a pharmaceutical drug. Features diphenylmethylamine structure typical of first-generation antihistamines.

Duty Rate — Japan → 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

Include stability studies for antihistamine formulations

Verify compliance with FDA OTC monograph if applicable

Document impurity profile per ICH guidelines

Tolpropamine Hydrochloride from Japan — Import Duty Rate | HTS 2921.49.43.00