Potassium Chloride Oral Solution USP from Mexico
A liquid oral supplement containing potassium chloride in measured doses, used for treating hypokalemia and maintaining electrolyte balance in patients on diuretics. It falls under HTS 3004.90.92.65 as a medicament primarily affecting electrolytic balance, put up for retail sale with potassium chloride as a key ingredient. The preparation is unmixed but dosed precisely for therapeutic use.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Pharmaceuticals Annex IV: 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
• Verify exact potassium chloride content and ensure labeling complies with FDA drug monograph standards for import clearance
• Provide certificates of analysis confirming therapeutic dosing and stability to avoid reclassification as a food supplement
• Watch for pitfalls in transdermal or IV forms, which may shift to different subheadings under Chapter 30