Bradycardia associated with cimetidine.
D000368:Aged; D001919:Bradycardia / Q000139:chemically induced*; D002927:Cimetidine / Q000009:adverse effects*; D006471:Gastrointestinal Hemorrhage / Q000188:drug therapy; D006146:Guanidines / Q000009:adverse effects*; D006801:Humans; D008297:Male
D006146:Guanidines; D002927:Cimetidine