Pustules are usually pus that is caused by an infection of the soft tissues of the skin and can be cleared by topical medications, oral medications, and surgical procedures. 1. Topical medication: For small abscesses on the skin, disinfect the surface of the abscess with an antiseptic and then apply antibiotics such as mupirocin or fusidic acid. 2. Oral medication: If necessary, oral antibacterial medication such as erythromycin or erythromycin can be taken to fight infection. 3. Surgery: If the abscess is large, it needs to be incised and drained in time. After local anesthesia, choose the longest diameter of abscess to make “+” or “++” incision, drain the pus and necrotic tissues out of the abscess cavity, then fill in the drainage strips, and finally dry gauze with bandage. Bandage. If pus appears on the body, it is recommended to go to the hospital in time, under the guidance of the doctor to carry out active treatment, do not take medication without authorization, to avoid adverse reactions.