This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Pharmacotherapy in psychiatry, Subject name: Anatomy
agranuloctosis is a side effect of 
Select and explain. 
A. risperidone, B. clonazepam, C. olanzapine, D. carbamezepine
D: carbamezepine
Answer: D: carbamezepine 
Explanation: - SIDE EFFECTS OF THE DRUG - APLASTIC ANEMIA - AGRANULOCYTOSIS - Hyponatremia - Steven Johnson's syndrome - Liver enzyme elevation - It has teratogenic potential Ref.kaplon and sadock, synopsis of psychiatry, 11 th edition, pg no. 935