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
Secobarbitone is ? 
Select and explain. 
A. Long acting barbiturate, B. Intermediate acting barbiturate, C. Sho acting barbiturate, D. Ultra sho acting barbiturate
C: Sho acting barbiturate
Answer: C: Sho acting barbiturate 
Explanation: Ans. is 'c' i.e., Sho acting barbiturate Long acting barbiturates - Phenobarbitone, Mephobarbitone. Sho acting barbiturates - Butobarbitone, secobarbitone, Pentobarbitone. Ultrasho acting - Thiopentone, Methohexitone, Hexobarbitone.