This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Unknown
[{'content': 'Muscle pain after day care surgery with propofol and Sch which one is responsible? \nSelect and explain. \nA. SCH, B. Propofol, C. Surgery, D. Early ambulation', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ref. Oxford textbook of anesthesia. Page. 536\n\xa0\nSide Effects of Sch\n\nMuscle fasciculations and soreness,\nChanges in bp and hr,\nArrhythmias,\nHistamine\nRelease and k+ efflux from muscles à\xa0 hyperkalaemia and its complications\nRisk of regurgitation and aspiration of gastric contents is increased by sch in gerd patients and in the obese\nAccentuates malignant hyperthermia', 'role': 'assistant'}]