Cefepime hydrochloride for injection, beta-lactam antibiotics, cephalosporins. For the treatment of moderate to severe infections caused by sensitive bacteria in adults and children aged 2 months to 16 years, including lower respiratory tract infections, simple lower urinary tract infections and complex urinary tract infections, uncomplicated skin and skin soft tissue infections, complex intra-abdominal infections, gynecological infections, sepsis, and empirical treatment of patients with neutropenia and fever. It can also be used in children with bacterial meningomyelitis.