Nystatin USP Powder from Mexico
Nystatin is a polyene antifungal antibiotic effective against Candida infections. Though antifungal, classified as antibiotic under HTS 2941.90.50.00 for bulk pure substance. Meets Chapter 29 criteria for chemically defined organic compounds.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals: patented pharma articles — 100% 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
• Potency expressed in USP units per mg required
• Light-sensitive; specify amber packaging
• Differentiate from griseofulvin (specific provision)