1. Mycoplasmal diseases: mainly used for the prevention and treatment of Mycoplasma suis pneumonia (pig asthma), Mycoplasma gallisepticum infection (also known as chronic respiratory disease in chickens), contagious pleuropneumonia of sheep (also known as Mycoplasma suis pneumonia), Mycoplasma agalactis and arthritis, Mycoplasma bovis mastitis and arthritis, etc. 2. Bacterial diseases: It has good therapeutic effects on diseases caused by various Gram positive bacteria, and also has good therapeutic effects on diseases caused by certain Gram negative bacteria. Mainly used for prevention and treatment of various suppurative diseases caused by Staphylococcus aureus, bovine and sheep mastitis caused by Streptococcus, porcine sepsis, arthritis, piglet meningitis, horse adenosis, traumatic infection, and cervicitis, porcine erysipelas caused by Erysium suis, porcine pulmonary disease caused by Pasteurella, bovine hemorrhagic sepsis, avian cholera, and Pasteurella disease caused by sheep, horses, and rabbits, as well as various Salmonella diseases caused by Salmonella in livestock and poultry, Colibacillosis of livestock and poultry caused by pathogenic Escherichia coli, chronic atrophic rhinitis of pigs caused by Bordetella bronchiseptica, etc. 3. Spirochemical diseases: swine dysentery caused by Treponema suis and avian spirochemical diseases caused by Treponema geese. 4. Anti coccidiosis: can prevent and treat coccidiosis.