Beta-blockers, such as metoprolol and atenolol, slow the heart rate, reduce the work done by the heart and reduce the blood pressure. These effects reduce the heart's demand for oxygen. Beta-blockers can reduce the symptoms of angina. In those who have suffered a heart attack, beta-blockers reduce the risk for death and reduce the risk for another heart attack.
Beta-blockers for the treatment of angina:
Continue to Angina Blood Thinners
- Abrams J. Clinical practice. Chronic stable angina. N Engl J Med. 2005 Jun 16;352(24):2524-33. 
- Brown TL, Merrill J, Hill P, Bengel FM. Relationship of coronary calcium and myocardial perfusion in individuals with chest pain. Assessed by integrated rubidium-82 PET-CT. Nuklearmedizin. 2008;47(6):255-260. 
- O'Toole L. Angina (stable). Clin Evid. 2005 Jun;(13):62-9. 
- Parker JO. Angina pectoris: a review of current and emerging therapies. Am J Manag Care. 2004 Oct;10(11 Suppl):S332-8. 
- Scheidt S. Treatment of stable angina: medical and invasive therapy--implications for the elderly. Am J Geriatr Cardiol. 2005 Jul-Aug;14(4):183-92.