title: Complete V-A block (without impairment of forward conduction) produced by propranolol.
mesh_terms: D006328:Cardiac Catheterization; D004554:Electric Countershock; D004562:Electrocardiography; D006329:Heart Conduction System / Q000187:drug effects*; D006801:Humans; D008297:Male; D008875:Middle Aged; D011433:Propranolol / Q000627:therapeutic use*; D013610:Tachycardia / Q000188:drug therapy* / Q000628:therapy
chemical_list: D011433:Propranolol