| Term | Definition |
| Olanzapine | It has increased weight gain. Atypical antipsychotics (treats Negative symptoms) No extrapyramidal, low anticholinergic, no affinity for Ch-M |
| Quetiapine | Increased weight gain, atypical antipsychotic, No extrapyramidal, Low anticholinergic R |
| Sirtendole | Atypical antipsychotic |
| Aripripazole | Has partial agonist effect at D2 R, but complete antagonist of 5HT2A R, Absent extrapyramidal and low cholinergic side effects |
| Clozapine | May cause agranulocytosis and seizures in 2% of the population, atypical antipsychotic |