d from leaves, stems, roots, and flowers which are known for their potent anti-tumor effect (Table 1). Some previous studies have reported the anti-influenza properties of active constituents of WS against H1N1 influenza and antiviral activity of withanone from WS against novel coronavirus (Balakrishnan et al., 2014; Cai et al., 2015; Varshney et al., 2020). However, still, not much is known regarding the antiviral activity of WS phytoconstituents.