It is recommended to go to the hospital for debridement, re-suturing and anti-infection treatment if necessary. There are many reasons why the wound on the foot is open, if it is due to mechanical injury caused by improper activities, it is necessary to disinfect and clean the wound, including the use of iodophor, hydrogen peroxide, saline and other drugs. If the wound is large, it needs to be sutured. After suturing, it is necessary to avoid the stimulation of activities again and pay attention to the regular change of medication. If the wound is swollen and ruptured due to pus in the wound, it needs to be cleaned and drained, and topical erythromycin ointment and other medications can be used to fight infection, and if necessary, oral amoxicillin, cephalexin and other medications can be used for anti-infective treatment. If wound disintegration occurs, it is recommended to go to the hospital in time; the above drugs need to be used under the guidance of clinicians.