anthelmintic agent and the macrolide anthelmintic agent and a thickening agent more specifically this invention provides for an oral homogeneous veterinary paste consisting essentially of praziquantel and or pyrantel and at least one macrolide anthelmintic compound a solvent which dissolves both the praziquantel and or pyrantel and the macrolide anthelmintic compound and at least one thickening agent preferred are oral homogeneous veterinary pastes consisting essentially of praziquantel and or pyrantel and at least one macrolide anthelmintic compound a solvent which dissolves both the praziquantel and or pyrantel and the macrolide anthelmintic compound at least one thickening agent and at least one viscosity modifier another embodiment of the invention is an oral veterinary composition consisting essentially of the inventive oral homogeneous veterinary pastes and an opacifier the inventive oral homogeneous veterinary pastes provide for the combination of at least two different anthelmintic agents one of which is a macrolide anthelmintic compound the classes of compounds encompassed by the first agent are well known to practitioners in this art these compounds include in addition to praziquantel and its related compounds anthelmintic agents such as pyrantel see u s pat no 3 502 661 for a description of pyrantel and its related compounds the macrolide anthelmintic compounds contemplated in this invention are also well known to a practitioner of this are these compounds include avermectins and milbemycins some of which are discussed above non limiting examples of compounds belonging to this class are.