Overview Rate Control in Atrial Fibrillation Status: Unknown status Trial end date: 2017-09-01 Target enrollment: Participant gender: Summary This study will evaluate the efficacy of metoprolol tartrate compared to carvedilol on heart rate control in patients with atrial fibrillation and a rapid ventricular rate. Phase: Phase 4 Details Lead Sponsor: Creighton UniversityTreatments: CarvedilolMetoprolol