title: Antiarrhythmic prophylaxis with procainamide in acute myocardial infarction.
mesh_terms: D000208:Acute Disease; D000368:Aged; D001145:Arrhythmias, Cardiac / Q000209:etiology / Q000517:prevention & control*; D001794:Blood Pressure / Q000187:drug effects; D002986:Clinical Trials as Topic; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000187:drug effects; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D008012:Lidocaine / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D008991:Monitoring, Physiologic; D009203:Myocardial Infarction / Q000150:complications*; D010919:Placebos; D011342:Procainamide / Q000008:administration & dosage / Q000009:adverse effects / Q000097:blood / Q000494:pharmacology / Q000627:therapeutic use*
chemical_list: D010919:Placebos; D008012:Lidocaine; D011342:Procainamide