This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Nervous system, Subject name: Pharmacology
Drugs used in GTCS is/are: 
Select and explain. 
A. Ethosuximide, B. Sodium-valproate, C. Lamotrigine, D. Propofol
B: Sodium-valproate
Answer: B: Sodium-valproate 
Explanation: Carbamazepine, phenytoin are the first line drugs in GTCS. Valporate, phenobarbitone are the second choice of drugs. Alternative/add on drugs are Lamotrigine, Gabapentine, topiramate, methadone, levetiracetam. Ethosuximide is used in absent seizures. Propofol is a general anesthetic. Ref: K D Tripati 8th edition Table 30.1