The commonly used antibiotic azithromycin is not linked to an increased risk for ventricular arrhythmia. Rather the adverse event is more likely due to infection or patient characteristics, according to a large study (CMAJ 2017 Apr 18. [Epub ahead of print]).
“Using an incredibly large and robust population and strong methods they show that the risk associated with azithromycin, a QTc interval–prolonging agent, is no higher than amoxicillin, a non–QTc