Memantine Hydrochloride Bulk from Japan
Memantine HCl, an adamantane derivative NMDA antagonist with amino nitrogen heterocycle, classified under HTS 2933.99.90.00 as Alzheimer's drug API. Imported for Namenda generic production.
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
• Provide crystal form characterization (Form B preferred)
• Include bioequivalence data for ANDA filings
• Ensure ICH Q6A specifications compliance