Metoprolol succinate extended-release (ER) tablets are a prescription beta-blocker used to treat high blood pressure, angina (chest pain), heart failure, and to reduce cardiovascular mortality risk. Taken once daily, this medication works by slowing the heart rate and improving pumping efficiency.

Key Information

• Uses: Treatment of hypertension, long-term management of angina, and chronic heart failure.

• Administration: Taken orally once daily, usually with or immediately after food.

• Key Warning: Do not stop taking this medication suddenly, as this can cause a rapid, dangerous rise in blood pressure or worsen heart condition.

• Formulation: These are extended-release tablets (or capsules) containing pellets that release the medication over a 20-hour period.

• Dosage: Common starting doses for hypertension are 25-100 mg once daily.