Prochlorperazine Edisylate from Mexico
Prochlorperazine edisylate, a piperazine phenothiazine, treats severe nausea and psychosis. The base phenothiazine structure without fusion aligns with HTS 2934.30.5000 classification.
Duty Rate — Mexico → 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
• Salt classification follows parent acid/base per note 3(C)—declare edisylate explicitly
• FDA import alerts common; pre-clear with drug establishment registration
• Include counterion analysis to confirm chemically defined status