Perphenazine from Mexico
Perphenazine is a piperazine phenothiazine antipsychotic and antiemetic with tranquilizing properties for severe nausea and psychosis. Classified in HTS 2934.30.23.00 for its psychotherapeutic use and phenothiazine ring. Bulk API imported for tablet, injection, and combination product manufacturing.
Duty Rate — Mexico → United States
16.5%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Submit Type II DMF with comprehensive toxicological data for novel combination products
• Monitor for FDA Import Alert 99-30; ensure no adulteration or misbranding issues
• Declare exact enantiomeric purity if chiral; racemic mixtures require specific stability data