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
who introduced antipsychotic chlorpromazine 
Select and explain. 
A. delay and denniker, B. john f cade, C. maslow, D. erik erikson
A: delay and denniker
Answer: A: delay and denniker 
Explanation: History * CHARPENTEIR produced chlorpromazine * LABORIT ,surgeon used in his patients to reduce anxiety * DELAY AND DENNIKER used in psychiatric patients * It comes under the group of PHENOTHIAZINES * Reserpine, derived from rafulwia alkaloids== Indian involved here Ref. kaplon and sadock, synopsis of psychiatry, 11 th edition, pg no. 935