Isoxsuprine Hydrochloride Bulk from Japan
Isoxsuprine hydrochloride, explicitly under HTS 2922.50.1300, is a vasoactive drug with aromatic amino-phenol oxygen function. Used in veterinary and human formulations for peripheral vasodilation. This bulk powder import matches the precise chemical description in the tariff.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Veterinary end-use requires additional APHIS documentation if not human pharma grade
• Verify batch certificates match molecular formula C18H23NO3·HCl for customs verification
• Ship under temperature-controlled conditions to maintain API stability