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Antibiotics for livestock and poultry, broad-spectrum bactericidal effect, against Gram-positive bacteria. Gram-negative bacteria (including β-lactamase producing bacteria) are effective. Sensitive bacteria mainly include Pasteurella multocida, Pasteurella hemolyticus, Actinobacillus pleuropneumoniae, Salmonella, E. coli, Streptococcus, Staphylococcus, etc. it is often used clinically to treat acute respiratory infections of cattle (such as bronchopneumonia caused by Pasteurella ), bovine mastitis; bacterial infections of the respiratory tract of pigs, such as swine parahaemophilus disease, porcine pleuropneumonia, etc.
