title: Persistent ventricular tachycardia. The use of diphenylhydantoin.
mesh_terms: D004554:Electric Countershock; D006352:Heart Ventricles; D006801:Humans; D008012:Lidocaine / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D010672:Phenytoin / Q000008:administration & dosage / Q000627:therapeutic use*; D011433:Propranolol / Q000627:therapeutic use; D013610:Tachycardia / Q000188:drug therapy*
chemical_list: D010672:Phenytoin; D008012:Lidocaine; D011433:Propranolol