Urticaria is related to allergy. If the symptoms are mild, it is recommended to pay attention to the environment, diet and care of the affected area, and a small number of patients can recover and stop having attacks on their own. However, it is recommended that patients give medication under the guidance of a doctor, which can promote recovery. 1. Environmental care: It is recommended to pay attention to the cleanliness and hygiene of the environment, maintain indoor temperature and humidity, reduce ultraviolet radiation, avoid contact with their own allergic substances to avoid aggravation of symptoms. 2. Dietary care: It is recommended to eat a light diet, eat more fresh fruits and vegetables, increase the amount of water consumption, and replenish the nutrients needed by the body. Avoid eating foods and medicines that are known to trigger allergies, reduce adverse stimuli and avoid aggravating the condition. 3. Nursing care of the affected area: pay attention to the care of the affected area, do not scratch, to avoid inducing infection. Reduce external stimuli, do not use hot water to avoid aggravation of itching. 4. Medication: If you can’t get relief through the above ways, you should also go to the dermatology department of the hospital for examination, and give the appropriate medication under the doctor’s guidance, such as loratadine, cetirizine, and topical glucocorticosteroid drugs, such as halomethasone, etc., to reduce the local inflammatory reaction. Urticaria acute onset may have laryngeal edema, dyspnea and other discomforts need emergency treatment, if the symptoms are obvious, it is recommended to go to the hospital dermatology department in a timely manner, combined with the doctor’s advice to rationalize the use of drugs.