Lasix treats edema resulting from heart failure. Many heart patients suffer from fluid accumulation in the tissues due to the heart's weak ability to pump effectively. The drug works to reduce this edema, which helps improve the patient's general comfort. It is used as an adjuvant treatment to control high blood pressure by reducing the volume of fluid in the body. The drug helps reduce pressure on the blood vessels. Lasix is used in cases of kidney failure or kidney disease as it helps get rid of excess fluids and toxins accumulated in the body.
Lasix also treats edema resulting from liver disease.