This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Alcohol-Related Disorders, Subject name: Psychiatry
[{'content': 'All are anticraving agent for alcohol except - \nSelect and explain. \nA. Lorazepam, B. Naltrexone, C. Topiramate, D. Acamprosate', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Lorazepam Treatment of alcohol dependenceo Detoxification (treatment of withdrawal) BZDs are the drugs of choice, e.g. chlordiazepoxide (Ist choice), Diazepam (2nd choice).o Maintenance after detoxification (to prevent relapse and maintenance of abstinence)a) Aversive agents (deferent agents) :- Disulfiram, CCC, metronidazole, Natrafezole.b) Anticraving agent:- Naltrexone, Acamprosate, fluoxetine, Topiramate, Nalmefene.", 'role': 'assistant'}]