A drug that contains atenolol is called atenolol 50 MG Tablet. It is utilized to treat thyrotoxicosis, arrhythmias, excessive blood pressure, and angina pectoris. Additionally, it is employed to lessen the strain on the heart after a heart attack and to avoid migraines. This medicine is a beta-blocker that contains atenolol lowers blood pressure and treats hypertension, irregular heartbeat, and angina, and prevents heart attack. Atenolol tablets can also be taken in combination with other medicines to treat high blood pressure and angina. Atenolol tablets slow down the heart by blocking tiny areas which slows your heart beats with less force.