Prednisolone Hemisuccinate Pharmaceutical from Canada
Prednisolone hemisuccinate ester used in prodrug formulations for sustained release. Classified under HTS 2937.21.00 with parent prednisolone per chapter ester rules. Synthetic corticosteroid hormone derivative meeting Chapter 29 purity standards.
Duty Rate — Canada → United States
0%
Rate breakdown
9903.05.860%Universal product exemption (U.S. note 52(b))
Import Tips
• Hemisuccinate esters follow parent classification; provide ester molar ratio certification
• Prodrug stability studies required for FDA import review
• Distinguish from full succinate by precise chemical nomenclature on invoice