Alzheimer's disease (AD) is an insidious progression of progressive neurodegenerative diseases. Clinically, it is characterized by the memory impairment, aphasia, deaconsia, dementia, visual skills impairment, executive dysfunction and personality and behavioral changes and other comprehensive dementia performance. Its etiology has been unknown so far. The treatment of Alzheimer's drugs, which the FDA approved AD treatment drugs is symptomatic treatment of drugs. The impact of disease progression of drugs is still in the preliminary research stage, and the main products are oxiracetam, galantamine, donepezil, memantine and so on. In addition, the use of traditional Chinese medicines to treat AD has a long history and we are rich in Chinese medicine resources. Many scholars have conducted extensive researches on Chinese medicines and its active ingredients, such as Huperzine A, ginkgo biloba extract, L-butyl phthalide, stilbene glycosides, ginsenosides and other natural products in the treatment of AD, which has achieved good results.
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