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
Which of the following antiepileptic drugs can cause hirsutism in a 30 year old woman? 
Select and explain. 
A. Phenytoin, B. Carbamazepine, C. Valproate, D. Ethosuximide
A: Phenytoin
Answer: A: Phenytoin 
Explanation: ADVERSE EFFECT OF PHENYTOIN: H - Hirsutism , Hyperophy of gums O - Osteomalacia T - Teratogenicity M - Megaloblastic anemia A - Ataxia and nystagmus L - Lymphadenopathy I - Inhibits insulin release (hyperglycemia) K - Vitamin K deficiency A - Arrhythmias