This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharmacotherapy in psychiatry, Subject name: Anatomy
[{'content': 'blue grey discolouration of skin \nSelect and explain. \nA. chlorpromazine, B. risperisone, C. memantine, D. clozapine', 'role': 'user'}, {'content': 'Answer: A \nExplanation: chlorpromazine is a typical anti psychotic that has lot of mentioned side effects namely Blue grey discolouration of skin reverse lens granular deposits obstructive jaundice retrograde ejaculation REf. kaplon and sadock, synopsis of psychiatry, 11 th edition, pg no 925', 'role': 'assistant'}]