Overview Cardiac Arrhythmia Pilot Study (CAPS) Status: Completed Trial end date: 1985-09-01 Target enrollment: Participant gender: Summary To compare the effectiveness of various drugs and drug combinations in suppressing complex ventricular arrhythmias, and to evaluate their safety. Phase: Phase 2 Details Lead Sponsor: National Heart, Lung, and Blood Institute (NHLBI)Treatments: EncainideFlecainideImipramineMoricizine