Yunnan Province Shipurui Biology Engineering Co. Ltd.

Observe the speed and extent of the test drug reaching the cerebrospinal fluid, as well as the correlation between the cerebrospinal fluid drug concentration and the blood drug concentration. At the same time, evaluate the safety and effectiveness of Fenclotone tablets in the treatment of mild and moderate Alzheimer's disease and preliminarily judge the consistency between the blood drug concentration and the overall efficacy.

To preliminarily evaluate the safety and efficacy of Fenclotone Tablets in the treatment of mild and moderate Alzheimer's disease and to preliminarily determine the consistency between blood drug concentration and overall efficacy.