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Phenoxymethylpenicillin Potassium from Japan

Phenoxymethylpenicillin potassium (Penicillin V potassium) is an oral penicillin derivative with penicillanic acid structure, its potassium salt form for improved solubility. Falls under HTS 2941.10.50.00 as an 'other' penicillin salt per chapter notes on salt classification following the parent compound. Used as bulk API for antibiotic production.

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

Ensure documentation specifies 'penicillanic acid structure' for correct 2941 classification; test for beta-lactam ring integrity

Use tamper-evident packaging to prevent contamination claims at customs