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Mercaptopurine from Mexico

Mercaptopurine (6-MP) is a purine antimetabolite chemotherapy drug with thiopurine heterocyclic structure, used in leukemia treatment. Falls under HTS 2934.99.4700 as organo-sulfur heterocyclic drug, excluded from heading 2930 by classification notes. Light-sensitive pharmaceutical requiring special handling.

Duty Rate — Mexico → United States

13.7%

Rate breakdown

9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico

Import Tips

Light-protected packaging mandatory; oncology GMP certification; genetic testing data may be required for pharmacogenomics compliance