Fipronil shine maganin kwari na phenylpyrazole. Yana da illa mai guba na ciki akan kwari, tare da kashe lamba biyu da wasu tasirin tsarin. Yana da babban aikin kwari akan aphids, leafhoppers, planthoppers, lepidopteran larvae, kwari, coleoptera da sauran kwari. Ba ya cutar da amfanin gona, amma yana da guba ga kifi, jatan lande, zuma, da tsutsotsin siliki.