ANTIPARASITIC VETERINARY INJECTION PREPARATION Russian patent published in 2003 - IPC

FIELD: veterinary science. SUBSTANCE: invention relates to production of antiparasitic preparations based on avermectins prepared by microbiological synthesis. Antiparasitic veterinary injection preparation comprises an active component and neutral solvent. Active component is avermectin complex and solvent is mixture of ethanol, polyethylene glycol, polyvinylpyrrolidone and water taken in the following ratio of components, wt.-%: avermectin complex, 0.9-1.1; polyvinylpyrrolidone, 0.5-8.0; polyethylene glycol, 42-60; 96% ethyl alcohol, 30-42; water for injection, 8-10. For different conditions it is possible to select one of three complexes of avermectins differing by the content of individual components. Antiparasitic activity of preparation exceeds 95%. EFFECT: enhanced effectiveness of preparation. 4 cl, 3 tbl, 1 ex