Most of the abscesses on the legs are caused by poor blood circulation and bacterial infection in the lower extremities. The surface of the abscesses will be accompanied by oozing, breaking, self-conscious pain and burning, and if you want to carry out treatment, it is recommended to choose to collect the vesicles at the local hospital to do bacterial culture plus drug sensitivity test, and you can choose targeted drug treatment according to the results obtained from the drug sensitivity test. You can also directly use oral cephalosporin or amoxicillin, and then apply local disinfection with iodophor solution will also have some effect. It should be noted that if the varicose veins in the lower extremities tend to affect the treatment effect, it is better to go to the peripheral vascular disease department to treat the varicose veins first, which can accelerate the healing of the disease and make the pus growing in the legs to return to normal quickly and achieve the ideal treatment effect.