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: Anaesthesia
Drugs used for anaesthesia in hypotensive is 
Select and explain. 
A. Propofol, B. Ketamine, C. Thiopentone, D. None
B: Ketamine
Answer: B: Ketamine 
Explanation: Ketamine raises the BP, therefore is the induction agent of choice in hypotensive states and shock.(Refer: stoelting's pharmacology and physiology in anaesthetic practice, 5th edition, pg no.294)