Kao-Con LA Tablets from Mexico
Long-acting potassium chloride tablets (750mg) with wax matrix for 24-hour release, preventing peak-related GI distress while maintaining steady serum potassium levels. HTS 3004.90.92.65 covers this retail medicament designed for chronic prophylactic electrolyte therapy. Provides consistent caloric balance support.
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
• Wax matrix integrity tests essential for humidity-sensitive imports
• Demonstrate 24-hour release profile matching US pharmacopeia
• Avoid splitting tablet declarations, as it alters dosing integrity