Has strong antifungal activity against B.cinerea, C.albicans, C.coccodes, F.oxysporum, F.solani, T.harzianum and T.viride with EC(50) values of 20 uM, 20 uM, 10 uM, 10 uM, 10 uM, 20 uM and 20 uM, respectively. Has antifungal activity against A.fumigatus, A.parasiticus and D.byroniae with EC(50) values of 40 uM, 80 uM and 40 uM, respectively. Lacks antifungal activity against P.verrucosum var. verrucosum. Lacks antibacterial activity against the Gram-negative bacterium E.coli and against the Gram-positive bacterium S.aureus. Has very low hemolytic activity against human erythrocytes. Increases fungal cell membrane permeability, probably by disrupting the membrane structure.