This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Pharmacology
[{'content': 'Intravenous anaesthetic metabolized by pseudo cholinesterase \nSelect and explain. \nA. Propanidid, B. Althesin, C. Eltanolone, D. Clonidine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Propanidid is no more used in anaesthesia due to severe allergic reactions. It is metabolized by pseudocholinesterase.', 'role': 'assistant'}]