If the wound is purulent, it is generally accompanied by obvious redness, swelling, and even with odor and other performance, in order to achieve the effect of sterilization, generally need to wipe with iodine volt 3-4 times a day, but the number of times to wipe the wound with iodine volt, but also according to the type and severity of the wound to adjust. 1, exposed wounds or body surface wounds: general average wipe 3 times a day, or according to the wound infection to decide, the wound if no infection or mild infection, need to wipe 1-3 times; if it is a serious infection, generally need to change the medication 3-5 times, and each change needs to be iodine volt wipe; 2, privacy parts of the wound: general day with iodine volt disinfection wipe 2 times, iodine volt disinfectant is easy to lose, can be based on the specific circumstances of the appropriate increase in the number of times to apply, if the post-operative cleaning of the private parts of the wound, can be wipe 2 times; if the foreskin exists inflammation General external iodophor disinfection, can be used 2-4 times; 3, bandaged wounds: wipe 1 time a day, or 1 time in two days. This kind of wound is not recommended to be wiped with iodophor frequently, because it will stimulate the wound and affect the healing. The scope of applying iodophor should be 2cm around the wound and wound, and try not to leave a gap. When applying, a little force can be used to remove purulent secretions, etc. The used swab should be thrown away immediately. If the wound is purulent and serious, it may also cause bacteraemia and other conditions, and antibiotics such as roxithromycin, amoxicillin, azithromycin should be taken orally or infused intravenously under the guidance of a professional doctor. During the wound healing period, patients should eat more fresh vegetables and fruits, moderate intake of protein-containing foods, and avoid spicy and stimulating foods. In addition, some patients may also be allergic to iodophor and other conditions. If the area where iodophor is applied shows edematous erythema, papules and blisters on the surface, accompanied by strong itching or burning sensation, the iodophor should be stopped immediately, rinsed and washed off, and other disinfectant solutions should be used instead. If the allergic symptoms do not improve, you should consult a doctor and use some anti-allergy drugs such as antihistamines, mast cell stabilizers and other anti-allergy drugs for treatment.