Sparfloxacin Free Base from Japan
Sparfloxacin is a fourth-generation fluoroquinolone featuring a unique benzoxazine-quinolone nitrogen-heterocyclic system for respiratory infections. HTS 2933.99.46.00 classification applies to this aromatic anti-infective drug compound.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.628.5%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Include photostability data due to fluoroquinolone class sensitivity
• Verify absence of fluoroquinolone-specific genotoxic impurities
• Use secondary containment packaging for light-sensitive APIs