Clobazam API Micronized from Japan
Micronized Active Pharmaceutical Ingredient (API) form of Clobazam for improved bioavailability in tablet formulations. As a pure chemically defined heterocyclic nitrogen compound (lactam), it qualifies under HTS 2933.72.00.00. Used exclusively as intermediate for epilepsy treatment medications.
Duty Rate — Japan → United States
15%
Rate breakdown
9903.04.6215%Pharmaceuticals: patented pharma from JP/EU/KR/CH/LI — 15% floor rate
9903.05.900%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 particle size distribution analysis in technical documentation to justify micronized form for manufacturing use
• Pre-register with FDA Drug Master File (DMF) system before import to streamline clearance for API shipments
• Avoid retail packaging; use industrial bulk drums to prevent misclassification as finished dosage form