Magnesium Sulfate: an adjunctive therapy in the first hour of management of rapid atrial fibrillation in the emergency department.

Introduction: Rapid Atrial fibrillation (AF) is a common arrhythmia in emergency department (ED) that requires an urgent control of ventricular rate.

Aim: To evaluate the safety and efficiency of magnesium sulfate as an adjunctive therapy in addition to usual care for rapid AF in emergency department.

Methods: This was a prospective, randomized, double-blind study.