This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: All India exam, Subject name: Psychiatry
[{'content': 'Which is not used for narcoanalysis \nSelect and explain. \nA. Scopolamine, B. Hyoscine, C. Thiopentone, D. Ketamine', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Drugs used for narcoanalysis are- Thiopentone (Sodium Pentothal) Amobarbital (Sodium amytal) Scopolamine (Hyoscine) Reference: Kaplon and sadock, 11 th edition, synopsis of psychiatry, 11 th edition, pg no. 945', 'role': 'assistant'}]