Vasudha Pharma Chem Limited manufactures Anti-hypertensive Losartan Potassium. Vasudha Pharma Chem Limited has achieved ISO 9001:2000 certifications. Anti-hypertensive Losartan Potassium is used to treat high blood pressure [hypertension]. Losartan Potassium is also used to treat a condition called diabetic nephropathy. This medicine is also used to decrease the risk of stroke in patients with high blood pressure and a condition called left ventricular hypertrophy [LVH]. It works by blocking the action of a substance in the body that causes blood vessels to tighten. As a result, Losartan relaxes blood vessels. This lowers blood pressure. LVH is an enlargement of the left pumping chamber of the heart and can cause problems with the way the heart pumps blood. It is available in tablet form of 20mg and 40mg. It fall under the category of antihypertensive.