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
All arc atypical antipsychotic drugs except 
Select and explain. 
A. Clozapine, B. Risperidone, C. Olanzapine, D. Loxapine
D: Loxapine
Answer: D: Loxapine 
Explanation: Atypical antipsychotic Clozapine Risperidone Olanzapine Quetiapine Aripiprazole Ziprasidone Other hetrocyclics Pimozide, Loxapine Ref: K D Tripathi 8th edition