Highly active diuretics. Simple preparations of sulfonamides. 5 mg tablets – hypertension. 5 mg or 10 mg or 20 mg tablets are swelling caused by heart failure. Pills of 50 mg or 100 mg or 200 mg – edema, high blood pressure in severe renal failure (creatinine clearance less than 20 ml / min) in the presence of any residual diuresis (more than 200 ml in 24 hours), including patients undergoing hemodialysis.