Butalbital Pharmaceutical Grade from Japan
Butalbital, a short to intermediate-acting barbiturate for tension headaches, features the pyrimidine ring listed under HTS 2933.53.00.00. Bulk imported for combination with acetaminophen/caffeine in Fioricet formulations. Pure chemical compound without excipients.
Duty Rate — Japan → United States
0%
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
• Combination drug manufacturers need separate API and excipient duty calculations
• Include polymorphic form specification (Form I vs II) in COA to prevent grade disputes