Overview Cardiac Arrhythmia Pilot Study (CAPS) Status: Completed Trial end date: 1985-09-01 Target enrollment: 0 Participant gender: All Summary To compare the effectiveness of various drugs and drug combinations in suppressing complex ventricular arrhythmias, and to evaluate their safety. Phase: Phase 2Accepts Healthy Volunteers? No Details Lead Sponsor: National Heart, Lung, and Blood Institute (NHLBI)Treatments: EncainideFlecainideImipramineMoricizine Criteria Men and women. Patients had acute myocardial infarction and ventricular arrhythmias.