Metoprolol succinate

Definition

Metoprolol succinate is a beta-adrenergic blocker used to treat high blood pressure, angina, and heart failure. It works by blocking beta-1 receptors in the heart, reducing heart rate and blood pressure.

5 Must Know Facts For Your Next Test

1. Metoprolol succinate is an extended-release formulation for once-daily dosing.
2. It specifically targets beta-1 adrenergic receptors, primarily affecting the heart.
3. Common side effects include dizziness, fatigue, and bradycardia (slow heart rate).
4. It is contraindicated in patients with severe bradycardia or heart block greater than first degree.
5. Abrupt discontinuation can lead to exacerbation of angina or myocardial infarction.

Review Questions

• What are the primary therapeutic uses of Metoprolol succinate?
• Why should Metoprolol succinate not be abruptly discontinued?
• What specific receptor does Metoprolol succinate target?

Related terms

Atenolol: A selective beta-1 blocker used to treat hypertension and angina.

Propranolol: A non-selective beta blocker used for treating hypertension and anxiety.

Carvedilol: A non-selective beta blocker with alpha-blocking activity used in heart failure management.