Xartus M 50 Tablet ER is a combination antihypertensive medication containing Telmisartan 40mg and Metoprolol Succinate 50mg, formulated for extended release to provide sustained blood pressure control. Telmisartan is an angiotensin II receptor blocker (ARB) that selectively inhibits the binding of angiotensin II to the AT1 receptor, thereby reducing vasoconstriction and aldosterone secretion, which leads to vasodilation and decreased blood pressure. Metoprolol Succinate is a cardioselective beta-1 adrenergic receptor blocker that reduces heart rate, myocardial contractility, and cardiac output, contributing to lower blood pressure and decreased myocardial oxygen demand. The combination of these agents offers complementary mechanisms of action, improving antihypertensive efficacy in patients with essential hypertension and reducing the risk of cardiovascular events such as stroke and myocardial infarction. Xartus M 50 Tablet ER is indicated for the management of hypertension, particularly in patients who require multiple agents to achieve target blood pressure. The extended-release formulation ensures once-daily dosing, enhancing patient adherence. Caution is advised in patients with bradycardia, heart block, or severe hepatic impairment. Regular monitoring of blood pressure, renal function, and electrolytes is recommended during therapy.