When the itchy symptoms of facial allergies appear, you can relieve the itchiness by means of external application and application of drugs to reduce discomfort: a. External application: you can first apply aloe vera gel externally or use cold water on the face, which can play a calming and soothing role. You can also apply human-like collagen dressing for local wet compresses to relieve the dryness of the face and reduce itching. In addition, if accompanied by redness and swelling of the face, you can also follow the doctor’s instructions to use the rehabilitation of new liquid or cypress liquid gauze soaked in cold wet compresses to help quickly relieve the symptoms. 2. Application of drugs: Allergic people should actively apply anti-allergic drugs for treatment under the guidance of doctors. 1. topical application: apply anti-inflammatory and anti-itch creams, such as hydrocortisone butyrate ointment, dinaide cream, vitamin E ointment, zinc oxide boric acid ointment, etc.; 2. oral administration: patients can take fexofenadine hydrochloride tablets, avastin capsules, levocetirizine hydrochloride or loratadine citrate orally under the advice of doctors. If the itching is more intense, you can add cyproheptadine hydrochloride tablets or chlorpheniramine maleate tablets. Third, daily care: at the same time, patients need to pay attention to not to contact allergens to prevent allergy aggravation. Diet should be rich in fresh fruits and vegetables rich in vitamin C. At the same time, it is necessary to drink a lot of water, which can promote local blood circulation and relieve the allergy.