Tenocab 50 is a fixed-dose combination tablet containing Amlodipine Besilate 5 mg and Atenolol 50 mg. Amlodipine is a calcium channel blocker that helps relax blood vessels, improving blood flow, while Atenolol is a beta-blocker that reduces heart rate and blood pressure. Together, they are used to manage hypertension (high blood pressure) and angina (chest pain) by lowering blood pressure and reducing the heart's workload