K-Dur 20 Extended-Release Tablets from Mexico
Extended-release potassium chloride tablets (20 mEq) designed for once-daily dosing to prevent potassium deficiency in patients with diuretic-induced hypokalemia. Classified under HTS 3004.90.92.65 due to its mixed formulation primarily affecting electrolytic balance, packaged in retail blister packs. The controlled-release matrix ensures steady electrolyte replenishment.
Duty Rate — Mexico → United States
100%
Rate breakdown
9903.04.60100%Except as provided in heading 9903.04.61, patented pharmaceutical articles as provided for in subdivisions (c) and (d) of U.S. note 40 to this subchapter
9903.05.860%Articles provided for in subdivision (b) of U.S. note 52 to this subchapter
Import Tips
• Include FDA registration and drug listing numbers; ensure NDC coding on packaging for seamless CBP clearance
• Document bioequivalence to US reference standards to prevent delays in therapeutic equivalence verification
• Avoid common error of insufficient stability data, critical for extended-release formulations during import inspection