Rimegepant API from Japan
Rimegepant is a calcitonin gene-related peptide receptor antagonist used for acute migraine treatment. Its core structure features an aromatic pyrazole ring, qualifying under HTS 2933.19.3500 for pyrazole drugs. Imported as high-purity bulk powder for tablet manufacturing.
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
• Submit FDA IND/NDA documentation verifying pyrazole drug status and GMP manufacturing
• Include stability data and impurity profiles; test for related substances per USP monograph
• Label as 'For Pharmaceutical Use Only' to prevent retail packaging misclassification