Condition Treated: Used for treating high blood pressure. By lowering blood pressure, it helps in preventing future heart attacks and strokes. Early treatment with this medicine also improves the chances of survival in patients with heart attacks.

Usage: Take with food at a fixed time each day to maintain consistent levels of medicine in the blood. 

Side Effects: include headache, weakness, dizziness, decreased blood pressure,  increased potassium level in blood, orthostatic hypotension (occasionally with syncope), breathlessness, nausea, vomiting, abdominal pain, and fatigue.