Constituents V. sinaiticum Aqueous extract Methanol extract Alkaloids + + Anthraquinones - - Flavonoids - + Glycoside - + Saponins + - Steroids - + Phenolic compounds - + Tannins - + Terpenes - -

Table 2: Phytochemical screening results for the aqueous and methanol leaf extracts of Verbascum sinaiticum