In the present abstraction assorted extracts of Cyperus esculentus Extract such as acetone, 50% ethanol, chloroform and petroleum ether were evaluated for their antibacterial action adjoin several animal bacilli such as Escherichia coli, Staphylococcus aureus, Salmonella sp, Klebsiella pneumoniae, Proteus vulgaris, Pseudomonas aeruginosa and Citrobacter freundii, by application disc circulation method. The action of the samples were compared with that of accepted antibiotics. The qualitative phytochemical assay was aswell agitated out with all the extracts of the sample. Of all the extracts 50% booze and acetone abstract were begin to be affluent in phytochemicals such as alkaloids, flavonoids, phenols, tannins, steroids, terpenoids and glycosides. Acetone abstract showed accomplished inhibitory action adjoin S.aureus, ILpneumoniae and P.vulgaris. 50% ethanolic abstract showed best action adjoin E.coli, S.aureus and Salmonella sp. Chloroform abstract maximally inhibited the advance of S.aureus whereas, petroleum ether abstract showed absolute after-effects adjoin Salmonella sp respectively. All extracts were acute to C. freundii.
