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Mycophenolate Mofetil Morpholino Ester from Mexico

The specific morpholinoethyl ester prodrug form of mycophenolic acid, chemically defined as mycophenolate mofetil under HTS 2934.99.01.00. This aromatic heterocyclic compound converts in vivo to active mycophenolic acid via esterase cleavage. Essential API for branded CellCept® and generic equivalents.

Duty Rate — Mexico → United States

110%

Rate breakdown

9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
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

• Verify ester content >99% with no free mycophenolic acid (>0.1% triggers stability concerns)

• Include polymorphic form specification (Form I most common) in CoA to ensure processing consistency

• Controlled substance declaration NOT required (not DEA scheduled) but confirm with CBP