“…Second generation agents (atypical antipsychotics), such as clozapine 6, olanzapine, ziprasidone, and risperidone, have reduced extrapyramidal side effects (EPS) and tardive dyskinesia (TD) compared to first-generation treatments. Although some of the atypical antipsychotics have been found to improve cognitive function, overall this is modest and not always consistent [Bilder et al, 2002;Goldberg et al, 1993;Harvey and Keefe, 2001;Harvey et al, 2003Harvey et al, , 2004Harvey et al, , 2005Keefe et al, 2004].…”