This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Adrenergic System, Subject name: Pharmacology
[{'content': 'Beta blockers that can be used in renal failure are all except: \nSelect and explain. \nA. Propranolol, B. Pindolol, C. Sotalol, D. Oxprenolol', 'role': 'user'}, {'content': 'Answer: C \nExplanation: Ans. (C) Sotalol(Ref: KDT 8th/e p162)Lipid insoluble b-blockers like sotalol, atenolol, nadolol etc are excreted by the kidney and should be avoided in renal failure. Beta blockers contraindicated in renal failure are:A-AtenololN-NadololS-Sotalol', 'role': 'assistant'}]