This medicine helps lower high blood pressure and treats heart failure by widening blood vessels.
Your doctor will tell you how much to take. For high blood pressure, it often starts at 5-20 mg once a day, and for heart problems, it usually starts at 2.5 mg once a day.
Take this medicine by mouth, with or without food.
Do not take more than 40 mg in one day.
Suitable for older adults, with specific precautions. Reduce the dose already in mild renal impairment. Monitor renal function and potassium concentrations during the pharmacotherapy. Avoid concurrent use of NSAIDs. (updated 14.4.2025)