Objective To explore the mechanism of the active components of Acorus tatarinowii on neurodegenerative diseases by using network pharmacology at the system level. Methods The active ingredients of Acorus tatarinowii on neurodegenera-tive diseases were screened from TCM systems pharmacology database by network pharmacology method, and the drugs-tar-gets-disease network was built. Results 20 active ingredients from Acorus tatarinowii were selected through the network phar-macology method. The results showed that those chemical compositions and re...