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
Antipsychotic which causes agranulocytosis 
Select and explain. 
A. lithium, B. rsiperidone, C. clozapine, D. aripiprazole
C: clozapine
Answer: C: clozapine 
Explanation: CLOZAPINE * Impoance * First SGA * TREATMENT FOR TREATMENT RESISTANT SCHIZOPHRENIA * TOC for TD * Anti suicidal * Psychosis in parkinsonian patients * Side effects * Agranulocytosis * Myocarditis * Seizure * Constipation * Weight gain * Metabolic syndrome Sialorrhea Ref. kaplon and Sadock, synopsis of psychiatry, pg no. 955