Early Treatment with Risperidone for Subsyndromal Delirium after On-pump Cardiac Surgery in the Elderly

Administration of risperidone to elderly patients who experienced subsyndromal delirium after on-pump cardiac surgery was associated with significantly lower incidence of delirium. Larger studies are required to determine whether early administration of risperidone during the subsyndromal phase of delirium would influence the clinical course of such patients.