Potassium Chloride Extended-Release Tablets from China
Sustained-release tablets providing controlled potassium ion release to prevent hypokalemia. Primarily affects electrolytic balance in patients on diuretics. Classified in HTS 3004.90.92.67 as measured-dose therapeutic preparation.
Duty Rate — China → 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
9903.05.900%Articles of aluminum, of steel or of copper or derivative aluminum or steel articles; passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; parts of passenger vehicles (sedans, sport utility vehicles, crossover utility vehicles, minivans and cargo vans) and light trucks; medium- and heavy-duty vehicles; parts of medium- and heavy-duty vehicles; wood products; patented pharmaceutical articles; and semiconductor articles, as provided in subdivision (f) of U.S. note 52 to this subchapter
Import Tips
• Include dissolution profile data proving extended-release mechanism
• Specify mg dosage per tablet; varying strengths may need separate entries
• Bioequivalence studies help distinguish from simple chemical salts