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: Pharmacology
[{'content': 'All of the following may be used for detoxification therapy of chronic alcoholism except - \nSelect and explain. \nA. Naltrexone, B. Disulfiram, C. Flumazenil, D. Acamprostate', 'role': 'user'}, {'content': "Answer: C \nExplanation: Ans. is 'c' i.e., Flumazenil", 'role': 'assistant'}]