Oxacillin Sodium from Japan
Oxacillin sodium, isoxazolyl penicillin derivative with penicillanic acid structure, sodium salt for MRSA coverage. Under 2941.10.50.00 as other per antibiotic hierarchy. Pure API meeting chapter (a) chemical definition.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6215%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.860%Universal product exemption (U.S. note 52(b))
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
• Verify methicillin-related structure; GMP certificate required
• Hygroscopic—proper desiccation essential