If there is an abscess, first of all, it is definitely necessary to cut and drain the abscess, disinfect the surface of the abscess with iodophor and then puncture the surface of the abscess with a blade or needle to release the pus, and use vascular forceps or forceps to probe the size of the abscess inside the cell. If the extent of the abscess is relatively small, after disinfection with iodophor, fill in the gauze, and continue to change the wound later, oral antibiotics can be taken, such as oral cefixime or cefradine can be. If the extent of the abscess is relatively large, you need to use a blade to completely cut open the abscess, all the way to the normal tissue, the pus will be completely released, stuffed with gauze, gauze, so as to avoid the abscess is not clean to continue the infection, resulting in the spread of infection, and repeatedly rinse with hydrogen peroxide and disinfection with iodine volts, the wound continue to change medication.