This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Anesthesia, Subject name: Pharmacology
Profound analgesia is produced by which parentaral anaethetic? 
Select and explain. 
A. Thiopental, B. Propofol, C. Ketamine, D. Etomidate
C: Ketamine
Answer: C: Ketamine 
Explanation: Ketamine produces intense analgesia and anaesthesia. Thiopentone , Etomidate and Propofol produces anesthesia without analgesia. From padmaja 4th edition Page no 194,195