This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Mental Health, Subject name: Social & Preventive Medicine
[{'content': 'Which of the following drugs is not used in opioid dependence- \nSelect and explain. \nA. Disulfiram, B. Clonidine, C. Lorazepam, D. Naltrexone', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans. is 'a' i.e., Disulfiram Treatment of opioid dependence1) Detoxification (treatment of withdrawal syndrome)i) Methadone is the DOCii) Alternatives:- Buprenorphine, LAAM, clonidine, clonidine with naltrexone with or without benzodiazepines (Lorazepam. oxazepam), Lofexidine, Dextropropoxyphene, diphenoxylate.2) Maintenance (to prevent relapse)i) Methadone is the DOCii) Alternatives:- Buprenorphine, LAAM, opioid antagonists (Naltreoxone).", 'role': 'assistant'}]