This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Substance abuse, Subject name: Psychiatry
[{'content': 'Drug of choice in delirium tremens is \nSelect and explain. \nA. CPZ, B. Phenytoin, C. Chlordiazepoxide, D. Morphine', 'role': 'user'}, {'content': 'Answer: C \nExplanation: The drugs of choice for alcoholic detoxification are usually benzodiazepines. Chlordiazepoxide (80-200 mg/day in divided doses) and diazepam (40-80 mg/day in divided doses) are the most frequently used benzodiazepines. The higher limit of the normal dose range is used in delirium tremens. Ref: A Sho Textbook of Psychiatry, Niraj Ahuja, 7th Edition, pg. no.40', 'role': 'assistant'}]