With broad-spectrum anti-anaerobic bacteria and the role of antigen insects, mainly for the prevention and treatment of clinical infections caused by anaerobic bacteria, such as respiratory, gastrointestinal, abdominal and pelvic abscess infections, skin and soft tissue, bone and bone joints, and the vulnerability of the proposed site of infection bacteria caused by pelvic inflammatory disease, endocarditis, sepsis and meningitis, also widely used in the prevention and treatment of oral anaerobic infections.