Phendimetrazine Tartrate from China
Phendimetrazine tartrate is the approved salt form of this Schedule III anorectic agent listed under HTS 2934.91.00.00. Used in weight loss medications as sustained-release API. The tartrate salt optimizes bioavailability.
Duty Rate — China → United States
100%
Rate breakdown
9903.04.60100%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
• Register with DEA as importer of List I chemicals if manufacturing extended-release forms
• Include polymorphic form specification (Form I vs Form II) in COA for batch consistency
• Pre-clear with CBP via ACE system using controlled substance HTSUS designation