Combination of N-phenyl-N'-benzoyl urea derivative and nectin compounds for parasite control

摘要

A composition for the control of ectoparasites and endoparasites on productive livestock, domestic animals and pets comprises: 1-[4-chloro-3-(3-chloro-5-trifluoromethyl-2- pyridyloxy)phenyl]-3-(2,6-difluorobenzoyl)urea and a compound of formula (I) wherein R1 to R4 are as defined in the specification selected from ivermectin, doramectin, moxidectin and selamectin.