This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: JIPMER 2018, Subject name: Gynaecology & Obstetrics
A 20 year old female primi, 33 weeks of gestation with 2 episodes of seizures. Treatment of choice? 
Select and explain. 
A. Nifedipine, B. Carbamazepine, C. Mannitol, D. Furosemide
B: Carbamazepine
Answer: B: Carbamazepine 
Explanation: Carbamazepine is treatment of choice, But drug of choice is lamotrigine and levetiracetam because Carbamazepine and phenytoin are category D drug which have proven risk where as lamtogrine is category C drug . Mannitol is used in brain edema situation. Furosemide cause decrease perfusion to the fetus.