| 摘要 |
The invention relates to veterinary compositions suitable against endoparasites containing as active ingredient at least one pyrethroid derivative of the general formula I <CHEM> - wherein R and R<1> represent a C1-4 alkyl group or halogen atom, Z represents a group of the general formula a) or b) or c) - @H - R<2> (a) <CHEM> or the isomeric mixture thereof in whatever ratio and optionally a benzimidazole derivative of the general formula II <CHEM> or an aniline derivative of the general formula III <CHEM> - wherein Y represents -O-, -S-, -NH-, -CO-, -SO-, -SO2- or a valence line, R<4> represents hydrogen atom, C1-4 alkyl group or C2-5 alkoxycarbonyl group or phenyl group, R<5> stands for a group of the general formula -NH-COOR<9> or 4-thiazolyl group, R<6> stands for hydrogen atom, C1-4 -S-alkyl or -S-phenyl group, R<7> stands for -NO2 or -NHR<1><0> group, R<8> stands for a group of the general formula -CSNHCOOR<1><1> or -C(NR<1><2>)NHCOOR<1><3> or -COCH2OR<1><4>, in an amount of 0.5-50 weight%, while optionally the ratio of the active ingredients of the general formulae I and II or III is 1:7-1:1, in addition to the filling, diluting and other auxiliary agents generally used in veterinary therapeutics. The invention relates, furthermore, to a process for the preparation thereof. |
