This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: C.N.S, Subject name: Medicine
Well recognised side effects of prolonged Phenytoin use include the following except 
Select and explain. 
A. Hirsutism, B. Lymphadenopathy, C. Ataxia, D. Hypoglycaemia
D: Hypoglycaemia
Answer: D: Hypoglycaemia 
Explanation: K.D Tripathy essentials of medical pharmacology 7th edition . *At therapeutic levels :-cause hirsutism, -hypersensitivity reactions are rashes,lymphadenopathy,DLE -Megaloblastic anemia,osteomalacia -It inhibit insulin release and cause hyperglycemia *At high level cause ataxia,veigo,diplopia,nystagmus.