This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: D.O.C, Subject name: Pharmacology
Drug used in generalized tonic clonic seizure: 
Select and explain. 
A. Phenytoin, B. Na+ Valproate, C. Carbamazepine, D. Diazepam
B: Na+ Valproate
Answer: B: Na+ Valproate 
Explanation: Ans. (b) Sodium ValproateRef. KDT 6th ed. / 407-408* Given the choices the answer will be Na+ Valproate* According to Harrison's 19th ed. the current recommendable drug for GTCS is LAMOTRIGINE