title: Treatment of ventricular ectopic rhythms with diphenylhydantoin.
mesh_terms: D000284:Administration, Oral; D000328:Adult; D000368:Aged; D001145:Arrhythmias, Cardiac / Q000188:drug therapy*; D002986:Clinical Trials as Topic; D004562:Electrocardiography; D005260:Female; D006352:Heart Ventricles; D006801:Humans; D008297:Male; D008875:Middle Aged; D010672:Phenytoin / Q000008:administration & dosage / Q000627:therapeutic use*; D010919:Placebos
chemical_list: D010919:Placebos; D010672:Phenytoin