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
Which is not used in status epilepticus? 
Select and explain. 
A. Lorazepam, B. Phenytoin, C. Phenobarbitone, D. Valproate
D: Valproate
Answer: D: Valproate 
Explanation: Ans. is 'd' i.e., Valproate