Objective To discuss the effect of 3R therapy combined with donepezil on cognitive function of Alzheimer's disease( AD) patients. Methods Twenty-four AD patients were divided into observation group and control group,12 cases in each group. The patients in observation group were given 3R therapy combined with donepezil,while the patients in control group was given donepezil alone. Before and after 24-week treatment,Mini-mental state examination( MMSE),activities of daily living( ADL) and AD assessment scale-...