Patent ID: 8747877

Claim:
A method for treating a non-human mammal infested with a flea, tick or fly, the method comprising topically administering to the non-human mammal a composition comprising a compound active against ectoparasites consisting of 5-chloro-N-[2-[4-(2-ethoxyethyl)-2,3-dimethylphenoxy]ethyl]-6-ethyl-4-pyrimidinamine or a salt thereof, wherein the non-human mammal is selected from the group consisting of cattle, sheep, goats, pigs, dogs, cats and horses and wherein the 5-chloro-N-[2-[4-(2-ethoxyethyl)-2,3-dimethylphenoxy]ethyl]-6-ethyl-4-pyrimidinamine or salt thereof is the only compound active against ectoparasites in the composition.