Lidocaine-cimetidine interaction can be toxic.
D001145:Arrhythmias, Cardiac / Q000188:drug therapy; D002927:Cimetidine / Q000009:adverse effects* / Q000494:pharmacology; D004347:Drug Interactions; D006146:Guanidines / Q000009:adverse effects*; D006801:Humans; D008012:Lidocaine / Q000009:adverse effects* / Q000494:pharmacology; D010437:Peptic Ulcer / Q000188:drug therapy
D006146:Guanidines; D002927:Cimetidine; D008012:Lidocaine