A bactericidal antibiotic active against gram positive and negative bacteria as staphylococcus, streptococcus, corynebacterium, pasteurella, E.coli, proteus, micrococcuc, moraxella, actinobacillus lignieres, haemophilus, erysipelothrix rhusiopathiae, clostridium, salmonella, fusobacterium and peptostreptococcus.used for treatment of metritis, wounds, abscesses, septicaemic mastitis with intramammary therapy in cattle and for joint and skin infections, meningitis, mastitis/metritis agalactiae in pigs. And for mastitis , metritis and joint infections in sheeps and for treatment of infections of respiratory urogenital, gastrointestinal on dogs and cats.