• treatment and prophylaxis of hypokalemia caused by diabetes mellitus, prolonged diarrhea, vomiting, with the use of certain diuretics (thiazide, thiazide, loop), glucocorticosteroid therapy, cardiac glycosides, antihypertensive drugs; 
• treatment and prevention of digital intoxication;
 • arrhythmias of different origin;
 • prevention of arrhythmia in patients with myocardial infarction.