Drug information provided by: Merative, Micromedex®
Atenolol injection is used to reduce the risk of death from an acute heart attack. It is given to people who have already had a heart attack .
This medicine is a beta-blocker. It works by affecting the response to nerve impulses in certain parts of the body, like the heart. As a result, the heart beats slower and decreases the blood pressure. When the blood pressure is lowered, the amount of blood and oxygen is increased to the heart .
This medicine is available only with your doctor's prescription .
Portions of this document last updated: March 01, 2024
Copyright: © Merative US L.P. 1973, 2024. All rights reserved. Information is for End User's use only and may not be sold, redistributed or otherwise used for commercial purposes.
Mayo Clinic does not endorse companies or products. Advertising revenue supports our not-for-profit mission.
Check out these best-sellers and special offers on books and newsletters from Mayo Clinic Press.
Make a gift now and help create new and better solutions for more than 1.3 million patients who turn to Mayo Clinic each year.