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
Which of the following does not have analgesic action: 
Select and explain. 
A. Ether, B. Ketamine, C. Halothane, D. Morphine
C: Halothane
Answer: C: Halothane 
Explanation: Halothane is neither a good analgesic nor a muscle relaxant. Ether is a potent and reliable anesthetic. Ketamine produces profound analgesia and amnesia. Morphine is a potent analgesic and relieves pain without loss of consciousness. From padmaja 4th edition Page no 196,197,239