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': 'All the following are used for the detoxification of opioids except \nSelect and explain. \nA. Methadone, B. Clonidine, C. Buprenorphine, D. Pethidine', 'role': 'user'}, {'content': "Answer: D \nExplanation: Pethidine isn't used and methadone is most commonly used as it has v v less addiction liability and it acts slow and in uniform manner opiod withdrawl and opiod detoxification has to be read in detail opiod detoxification can be done by 3 main steps namely SYMPTOMATIC DETOXIFICATION=== using clonidine, benzodiazepam, dicyclomine, loperamide AGONIST ASSOSIATED DETOXIFICATION==using methadone and buprenorphoine ANTAGONIST ASSOSIATED DETOXIFICATION===using Naltrexone Ref: Essentials of postgraduate psychiatry By JN Vyas 1st ed Pg 339", 'role': 'assistant'}]