abstract |
The present invention relates to the ectoparasiticidal use of cyclic depsipeptides of the formula (I)in whichR<1>, R<2>, R<3>, R<4>, X<1>, X<2>, X<3 >and X<4 >are substituents described herein, which are effective for controlling ectoparasites, and to ectoparasiticidal compositions containing the depsipeptides. |