Antibiotics commonly used against anaerobic bacteria include metronidazole, tinidazole, ornidazole and other drugs. These drugs not only have the effect of anti-anaerobic bacteria, but also can be used for the treatment of trichomoniasis. But this kind of drug also belongs to a kind of antibiotic, in clinical use need to be careful, indiscriminate use of antibiotic drugs is easy to have an impact on the body. Other classes of antibiotics such as: carbapenems, quinolones, macrolides antibiotics are also effective against anaerobic bacteria. If the patient has a certain condition or symptom, it is recommended that the best choice to go to the local hospital for relevant examinations, after a clear diagnosis, under the guidance of the doctor, and then further treatment.