Tolmetin Sodium Bulk Drug Substance from Mexico
Tolmetin sodium anhydrous bulk drug substance serves as the core API for generic Tolectin equivalents, a pyrrole-acetic acid derivative with NSAID properties. It is precisely covered by HTS 2933.99.55.30 as an aromatic heterocyclic drug acting as an analgesic on the central nervous system. Imported for pharmaceutical compounding.
Duty Rate — Mexico → United States
110%
Rate breakdown
9903.04.6093.5%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
• Include detailed spectral analysis (NMR, IR) in documentation to confirm structure; adhere to DEA scheduling if applicable though tolmetin is non-controlled
• Prevent delays by pre-clearing with CBP via binding ruling