Patients are bitten by ants with local blister generation, according to the size of the local blisters and the degree of infection, different treatment methods can be taken: i. If the size of the blisters at the ant bite is very small and the local area is accompanied by mild redness, swelling and pain. At this time, anti-infection treatment can be strengthened by local topical application of Ruyi Jinhuang cream, 0.5% vital iodine gauze, and oral administration of amoxicillin and other drugs. Most patients local inflammation can gradually subside after 2-3 days, the blisters at the wound can be self-relieved and will not cause serious infection. Second, if the patient bites at the blister volume is larger, local accompanied by obvious redness, pain, increased skin temperature, often suggest that the local infection is more serious, the need to use a syringe as soon as possible to extract the vesicle fluid in the blister, the blister can not be completely removed to avoid local skin infection, strengthen intravenous anti-infective treatment, most patients in 5-7 days after the local trauma can be completely healed.