This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Pharmacology
[{'content': 'Drug of choice for status epilepticus is - \nSelect and explain. \nA. Diazepam, B. Lorazepam, C. Phenytoin, D. Sodium valproate', 'role': 'user'}, {'content': "Answer: B \nExplanation: Ans. is 'b' i.e., Lorazepam * Lorazepam i.v. is now the preferred initial choice.* Clonazepam is an alternative.* Diazepam i.v. was widely used as first line drug. But it is more likely to caus hypotension and respiratory depression and its antiepilepsy effect wears off after about 20 minutes", 'role': 'assistant'}]