Olmesartan is used in the treatment of hypertension and heart failure.
It may also lower the risk of stroke and heart attack.
How it works
Olmesartan is an angiotensin receptor blocker (ARB). It works by relaxing blood vessels which lower the blood pressure and also reduces the workload of the heart.
Common side effects
Dizziness, Back pain, Sinus inflammation, Increased potassium level in blood.