Post-operative inguinal hernia infection, mainly refers to the occurrence of infection at the wound, need to clean up the infected foci at the wound, anti-infection treatment, etc.. 1. When infection occurs, the first thing to do is to clean up the infected foci at the wound, remove the stitches from the infected part of the wound if necessary, open the wound and sterilize it with iodine povidone, or apply hydrogen peroxide and saline to flush it, and then carry out dressing change treatment. If there is an abscess, it is also necessary to incise and drain, and then carry out dressing changes at the wound. The infected secretion also needs to be cultured. 2. At the same time, intravenous ceftriaxone and other antibiotics can be given for anti-infective treatment, pending the results of culture to replace the sensitive drugs. Postoperative infections must be timely medical treatment, to avoid delaying the treatment time, the drugs need to follow the doctor’s instructions for rational application.