Cefoperazone Sodium Sulbactam Sodium is a broad-spectrum antibiotic preparation commonly used in clinical practice for the treatment of infectious diseases caused by infections with sensitive organisms, such as pneumonia, pyelonephritis, cholecystitis, and peritonitis. Cefoperazone Sodium Sulbactam Sodium is a combination preparation. Among them, cefoperazone belongs to the third generation of cephalosporins, which is sensitive to gram-negative bacteria including Enterobacteriaceae, Pseudomonas aeruginosa, and anaerobes. Sulbactam is a broad-spectrum β-lactamase inhibitor, with strong inhibition of β-lactamase produced by S. aureus and Gram-positive bacilli, which can protect the antibacterial activity of cefoperazone, showing synergistic antibacterial effect. This product has good therapeutic effect on respiratory system, urinary system, cholecystitis, peritonitis infection and even sepsis caused by Staphylococcus aureus, Escherichia coli, Haemophilus influenzae, and Pseudomonas aeruginosa. However, it should be noted that this product may cause nausea, vomiting, abdominal pain, skin rash and other adverse reactions, but most of them are transient and can return to normal after stopping the drug. It should also be contraindicated in patients who are allergic to the product and those with severe hepatic or renal insufficiency. This drug should be applied under the guidance of a doctor, not blindly self-medication.