This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pharmacology
True about hypnotic drugs is: September 2005 
Select and explain. 
A. Slower onset and longer duration, B. Slower onset and shoer duration, C. Quicker onset and longer duration, D. Quicker onset and shoer duration
D: Quicker onset and shoer duration
Answer: D: Quicker onset and shoer duration 
Explanation: Ans. D: Quicker onset and shoer duration Those with quicker onset, shoer duration and steeper dose-response curves are preferred as hypnotics, while more slowly acting drugs with flatter dose-response curves are employed as sedatives