Perphenazine from China
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 — China → United States
6.5%
Rate breakdown
9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter
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