Alzheimer’s disease generally does not require hospitalization, if the patient is complicated by other signs and symptoms, can be hospitalized for comprehensive treatment, the disease is a neurodegenerative disease, usually occurs in the elderly over 60 years of age, the early stage is mainly manifested as a decline in memory, near memory loss is obvious, with the aggravation of the disease manifested as cognitive dysfunction, delusions and hallucinations can occur, the late patients manifested as a loss of judgment and cognitive function completely. In the late stage, patients show a complete loss of judgment and cognitive function, often do not recognize their friends, children and spouses, and do not recognize the door of their own homes, which may even lead to the loss of the patient’s self-care ability, and often need to be accompanied by others. Currently there is no specific drug can be treated, can be applied to improve the brain metabolism of drugs, such as olanzapine, piracetam, but also oral donepezil, may improve the patient’s symptoms, slow down the progress of the disease.