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
Which of the following drugs is not an anticonvulsant ? 
Select and explain. 
A. Phenytoin, B. Flunarizine, C. Topiramate, D. Phenobarbitone
B: Flunarizine
Answer: B: Flunarizine 
Explanation: None