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
Juvenile myoclonic epilepsy is worsened by 
Select and explain. 
A. Lamotrigine, B. Levetiracetam, C. Phenytoin, D. Zonisamide
C: Phenytoin
Answer: C: Phenytoin 
Explanation: Phenytoin & Carbomazepine can worsen absence & myoclonic seizures.