This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Central Nervous system, Subject name: Pharmacology
Resperidone increases the risk of: 
Select and explain. 
A. Cerebrovascular accidents, B. Extrapyramidal symptoms, C. Agranulocytosis, D. Diabetes insipidus
B: Extrapyramidal symptoms
Answer: B: Extrapyramidal symptoms 
Explanation: Ref: KDT 6/e p429 *Risperidone is an atypical anti-psychotic agent. *It carries no risk of blood dyscrasias. *EPS occur at higher dose (>6mg/day) *It is less epiletogenic than clozapine. It cause rise of prolactin during therapy. It can cause SIADH.