Cladribine from Japan
Cladribine is a purine nucleoside analog with modified arabinosyl structure used for hairy cell leukemia treatment. Classified as aromatic heterocyclic drug under HTS 2934.99.30.00 for its pharmaceutical applications.
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
• Provide stereochemical purity certificate confirming beta-D configuration
• Document protection from moisture as it's extremely hygroscopic
• Include orphan drug designation documentation for potential duty benefits