Usually after perianal abscess surgery, you have to change the medicine every day, at least once every two days after about two weeks, and wait until the wound heals and becomes superficial before you can not plug the gauze at all. Perianal abscess, also known as perianal abscess, refers to the perianal soft tissue around the rectum or its surrounding interstitial acute suppurative infection and the formation of abscesses, if the affected area has an abscess cavity, change the gauze should be stuffed into the abscess cavity, play a role in drainage until the abscess cavity is becoming more and more shallow, the scope of the pus cavity is gradually narrowed, you can do without the stuffing of the gauze. Because of the perianal area is relatively special, general perianal abscess surgery should be changed every day for the first 2 weeks, especially after the patient to change the gauze in a timely manner after defecation. About two weeks later, the abscess cavity gradually shrinks, and the purulent secretion in the cavity will be reduced, at this time, the patient can change the medicine once every two days, until the wound is completely healed, and then can stop changing the medicine. Perianal abscess postoperative drug change, according to the specific condition of the healing process, given to clean up, disinfection, plug gauze, drainage and a series of processes, need to be carried out under the operation of a professional doctor, the patient to follow the doctor’s instructions to actively cooperate with the treatment, to promote the recovery of the wound.