Tolmetin Sodium Bulk Drug Substance from China
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 — China → United States
100%
Rate breakdown
9903.04.6093.5%Pharmaceuticals Annex IV: patented pharma articles — 100% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
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