Mechanism of Action of Atenolol
Introduction Atenolol is a selective β₁-adrenergic receptor blocker (β-blocker) primarily used in the management of hypertension, angina pectoris, arrhythmias, and post-myocardial infarction therapy. Its mechanism of action involves blocking β₁ receptors in the heart, which decreases heart rate, contractility, and cardiac output — leading to a reduction in blood pressure and myocardial oxygen demand. Unlike … Read more