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
[{'content': 'Drug of choice for petit mal seizures is: September 2007 \nSelect and explain. \nA. Ethosuximide, B. Carbamazepine, C. Phenytoin, D. Valproate', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Ans. D: Valproate Choice of antiseizure agents Primary generalised tonic clonic (grand mal)-carbamazepine, phenytoin Paial, including secondary generalized-valproate, carbamazepine,phenytoin Absence (petit mal)-valproate Atypical absence, myoclonic, atonic-valproate Febrile seizures-diazepam Status epilepticus-I/V diazepam', 'role': 'assistant'}]