| 摘要 |
A composition comprising clorsulon and an avermectin compound having the formula: <CHEM> where n is 0 or 1; R1 is hydrogen or alpha -L-oleandrosyl- alpha -L-oleandrosyloxy or its 4 sec -phosphate derivative; and the broken line indicates a single or a double bond; is novel and has a synergistic effect against animal parasites, compared with the known antiparasitic effect of the avermectins and the known fasciolicidal effect of clorsulon. The synergistic mixture can be made into compositions suitable for administration to animals. |
