After being bitten by mosquito, how to do large area inflamed blister

Mosquitoes bite, mosquito toxins stimulate human skin, produce local allergic reactions, will show erythema, papules, itching discomfort in the local skin, clinically known as papular urticaria. If you show a large area of redness, blisters, this is a more serious mosquito toxin infection, to be treated in time to the hospital. General treatment, is applied calamine lotion, or is a heat-clearing detoxification class of traditional Chinese medicine, decoction wash or wet compress. If there is redness and swelling, it should be combined with external application of mupirocin to prevent infection. Antihistamines such as levocetirizine should be taken orally. Oral corticosteroids should be considered in serious cases. At the same time, it is necessary to prevent scratching local skin lesions, otherwise it will easily cause secondary bacterial infection of the skin.(The use of drugs needs to be carried out under the guidance of professional doctors.)