This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Forensic Medicine
[{'content': 'All are used in nicotine de-addiction, except: NIMHANS 10, 11 \nSelect and explain. \nA. Bupropion, B. Clonidine, C. Nicotine gum, D. Buspirone', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. Buspirone', 'role': 'assistant'}]