This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Epilepsy, Subject name: Pharmacology
Diplopia with ataxia are the adverse effects of which of the following drugs? 
Select and explain. 
A. Phenytoin and carbamazepine, B. Gabapentin and carbamazepine, C. Gabapentin with phenytoin, D. Valproate and topiramate
A: Phenytoin and carbamazepine
Answer: A: Phenytoin and carbamazepine 
Explanation: Phenytoin ,Valproate and Carbamazepine causes ataxia with diplopia Topiramate mainly causes renal stones. So first option is better one.