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
Renal stones are seen as a complication by using the following drug: 
Select and explain. 
A. Tiagabine, B. Oxcarbazepine, C. Zonisamide, D. Phenytoin
C: Zonisamide
Answer: C: Zonisamide 
Explanation: None