The present invention provides a method to control ecto-parasites of a host animals wherein 1-(2,6-difluorobenzoyl)-3-[2-fluoro-4-(1,1,2,3,3,3-hexafluoropropoxy)phenyl]urea is applied to the said host animals.
By the method of the present invention, ecto-parasites of animals can be controlled effectively for a long period of time.
本发明提供了一种控制宿主动物体外寄生虫的方法,其中将 1-(2,6-二
氟苯甲酰基)-3-[2-
氟-4-(1,1,2,3,3,3-六
氟丙氧基)苯基]
脲施用于所述宿主动物。
通过本发明的方法,可以长期有效地控制动物的外寄生虫。