For patients with inflammatory infections during chemotherapy, it is beneficial to take cephalosporin and metronidazole to control the inflammatory response. Cephalosporin and metronidazole are both antibacterial drugs, cephalosporin for aerobic infections and metronidazole for anaerobic infections. During chemotherapy, the body’s resistance will decline, if there are aerobic infections and anaerobic infections, you can use cephalosporin and metronidazole under the guidance of the doctor. When taking cephalosporin and metronidazole, adverse reactions such as nausea, vomiting, loss of appetite and abdominal cramps may occur. Note that use should be prohibited after drinking alcohol and should be contraindicated in those who are allergic to cephalosporin and metronidazole or in pregnant women. When using cephalosporin and metronidazole during chemotherapy, it is necessary to standardize the application under the guidance of a professional doctor, do not use the drug privately to avoid adverse consequences.