Usually about two weeks. When the pus in the wound is less and in the surface layer, the pus will flow out by itself, after removing the pus cleanly, use iodine volts to disinfect it, or use mupirocin ointment, erythromycin ointment, and change the medicine regularly, the wound can be healed in one to two weeks, and the specific time varies according to the different physique of each individual, and the time of recovery is different. However, when the pus cavity in the wound is deeper and the pus is too much, you need to go to the hospital as soon as possible, perform debridement surgery, remove the necrotic, infected tissues, and place drainage strips, drainage tablets, to promote the evacuation of pus, and change the medication on a regular basis, and you also need to take amoxicillin, cephalexin, and other antibiotics after the operation. The wound usually takes two to three weeks to heal. Wounds with pus, and has been scabbed, should be disposed of in a regular hospital to prevent the deterioration of the wound.