Mosquitoes, lice, fleas, mites and other insects and parasites can appear after the bite itching sensation, while the appearance of pemphigus-like papules, edema-like erythema, and pemphigus-like blister-like rash. The first step in the treatment is to avoid the source of infection, to iron and wash your clothing, to disinfect and sterilize the room thoroughly, and to take oral Orotadine Hydrochloride tablets and topical Denide ointment. In case of vesicles, oozing and scratches, topical fusidic acid ointment can also be used for treatment. In addition to the above treatment, avoid spicy and stimulating diet, such as raw onion, raw garlic, strong tea, coffee, and hairy products such as beef, mutton and seafood, and avoid alcoholic beverages.