Cladribine from Mexico
Cladribine is a purine nucleoside analog (2-chlorodeoxyadenosine) used in hairy cell leukemia and multiple sclerosis, featuring chlorinated purine heterocycle. HTS 2934.99.4700 as halogenated heterocyclic drug per Chapter notes. Synthetic API meeting purity standards.
Duty Rate — Mexico → United States
13.7%
Rate breakdown
9903.05.5510%Section 301 (forced labor) — additional 10% ad valorem on products of Mexico
Import Tips
• Chlorine content verification by NMR; orphan drug status documentation; multiple sclerosis indication requires specific labeling