Comparing the Therapeutic Effects of Carvedilol and Metoprolol on Prevention of Atrial Fibrillation after Coronary Artery Bypass Surgery, a Double-Blind Study

Abstract

Background: Atrial Fibrillation (AF) is a common complication after open heart surgery and is frequently associated with increased hospital stay, complications, and mortality rates. The effect of β-blockers on prevention of supraventricular arrhythmias has been confirmed in several prospective randomized studies.