Secondary metabolites of as potential inhibitors of SARS-CoV-2.

In late December 2019, a pandemic coronavirus disease 2019 (COVID-19) emerged in Wuhan, China and spread all over the globe. One of the promising therapeutic techniques of viral infection is to search for enzyme inhibitors among natural phytochemicals using molecular docking to obtain leads with the least side effects. The COVID-19 virus main protease (M) is considered as an attractive target due to its pivotal role in controlling viral transcription and replication.