This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Nervous system, Subject name: Pharmacology
[{'content': 'A person consumes large quantities of alcohol daily since 20years. He is physically dependent on alcohol. Drug that should not be given to this person is: \nSelect and explain. \nA. Disulfiram, B. Acamprosate, C. Naltrexone, D. Chlordiazepoxide', 'role': 'user'}, {'content': 'Answer: A \nExplanation: Ref: KDT 7th/393-394 The aim of treatment in alcohol dependence is to prevent withdrawl symptoms first and to avoid relapse thereafter. *Drugs to reduce craving are: - N- Naltrexone - O- Ondansetron - T- Topiramate - A- Acamprosate *Disulfiram is used in psychological dependent persons who are motivated to quit alcohol. It is contra-indicated in physically dependent persons.', 'role': 'assistant'}]