The extracts were subjected to preliminary photochemical screening11,12 The test for alkaloids was carried out by subjecting 0.5g aqueous extract in 5 ml of 1% HCl,boiled,filtered and Mayer's reagent was added (white coloure precipitate). The test for glycosides was carried out by hydrolyzing the extract with dilute hydrochloric acid on water bath for 6h and the extract was mixed with ether,filtered and ethereal extract was made alkaline with caustic soda or ammonia.