ORAL COMBINATION OF LUFENURON AND NITENPYRAM AGAINST FLEAS

摘要

Abstract Described is a combination of a compound of formula (I) wherein Ri is hydrogen, C1-C6alkl or C3-C7-cycloalkyl; R2 is hydrogen, C1-C6alkyI or C3-C7 cycloalkyl; R3 is hydrogen or C1-C6alkyl; and A is heterocyclyl which is unsubstituted or substituted once or repeatedly by identical or different halogen atoms; and a compound of wherein X is halogen; Xi is hydrogen or halogen; X2 is hydrogen or halogen; Y is partially or completely halogenated C1-C6-alkyI, or completely halogenated C1-C6-alkyI which is interrupted by one oxygen atom, or partially or completely halogenated C2-C6-alkenyl; Yi is hydrogen or halogen; Y2 is hydrogen or halogen; Y3 is hydrogen or halogen; Z^ is hydrogen or CrCa-alkyl; and Zz is hydrogen or C1-Ca-alkyI, and a physiologically acceptable fomnulation excipient.