Clarithromycin 500mg Extended-Release Tablets from Japan
Clarithromycin ER treats chronic bronchitis and sinusitis with once-daily dosing. 500mg extended-release tablets in retail bottles classify as macrolide antibiotic under HTS 3004.20.00.83.
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
• Dissolution testing data for ER profile mandatory
• CYP3A4 interaction warnings required
• Don't overlook polymer matrix excipient declarations