A 25-year-old male with no prior seizure history presents to the emergency department in status epilepticus, actively seizing for 10 minutes. He received two doses of intravenous lorazepam without cessation of seizure activity. What is the next most appropriate pharmacologic agent to administer?

The correct answer to the question "A 25-year-old male with no prior seizure history presents to the emergency department in status epilepticus, actively seizing for 10 minutes. He received two doses of intravenous lorazepam without cessation of seizure activity. What is the next most appropriate pharmacologic agent to administer?" is Option A: Intravenous fosphenytoin.

The other options — B) Intravenous propofol, C) Intravenous levetiracetam, D) Intravenous valproate — are incorrect for this USMLE Exam Prep question. As explained above: After failed benzodiazepine therapy for status epilepticus, a non-benzodiazepine antiepileptic drug, such as fosphenytoin, levetiracetam, or valproate, should be administered as a second-line agent. …