Has strong antibacterial activity against the Gram-positive bacteria M.luteus, S.aureus, B.megaterium, A.viridans and E.faecalis, and against the Gram-negative bacterium K.pneumoniae. Has less potent antibacterial activity against the Gram-negative bacteria E.coli DH5alpha, S.typhimurium, P.aeruginosa, E.aerogenes and N.gonorrhoeae. Has moderate hemolytic activity against sheep erythrocytes.