title: Refractory paroxysmal ventricular tachycardia.
mesh_terms: D001281:Atrial Fibrillation / Q000150:complications; D002908:Chronic Disease; D004077:Digoxin / Q000627:therapeutic use; D004562:Electrocardiography; D006352:Heart Ventricles; D006801:Humans; D006852:Hydrochlorothiazide / Q000627:therapeutic use; D008297:Male; D008875:Middle Aged; D010138:Pacemaker, Artificial; D010672:Phenytoin / Q000627:therapeutic use; D011342:Procainamide / Q000627:therapeutic use; D011433:Propranolol / Q000627:therapeutic use; D011802:Quinidine / Q000627:therapeutic use; D013614:Tachycardia, Paroxysmal / Q000628:therapy*
chemical_list: D006852:Hydrochlorothiazide; D010672:Phenytoin; D004077:Digoxin; D011433:Propranolol; D011802:Quinidine; D011342:Procainamide