Atenolol (Tenormin®) is a beta blocker medication often prescribed for the treatment of high blood pressure. It can also be used to improve survival following a heart attack and treat chest pain caused by angina.
A number of side effects have been reported with this drug. Problems that are potentially serious and should be reported to your healthcare provider immediately include unexplained swelling or sudden weight gain, tingling or numbness in the hands or feet, and chest pain. Some of the more common side effects of atenolol include fatigue, dizziness, and shortness of breath.
In order to help minimize your risk of developing problems with atenolol, make sure to tell your healthcare provider about all other existing medical conditions you have before starting treatment. Let him or her know if you are pregnant or have asthma, diabetes, or hyperthyroidism. You should avoid taking atenolol if you have serious heart failure, certain types of irregular heart rhythm (specifically second- or third-degree heart block), or a slow heartbeat.
(Click Atenolol Side Effects and Warnings and Precautions With Atenolol for more information on who should not use atenolol, to find out what other medical conditions you should tell your healthcare provider about before starting treatment, and to learn more about possible side effects of the drug.)