Increasing severity of hives can be caused by factors such as lack of medication, insufficient medication, lack of critical treatment, and continued exposure to allergens. It is recommended to use reasonable medication under the guidance of a doctor, and also to get rid of allergens, which can help relieve the symptoms. 1. Failure to use medication: The occurrence of urticaria is related to factors such as medical history, life history, and changes in the living environment. It may cause windy bumps and red spots with itching, and if left untreated, the symptoms may get worse. Medications such as loratadine and levocetirizine hydrochloride may be given and can help relieve symptoms. 2. Insufficient dosage: If the medication is not taken according to the doctor’s advice, such as low dosage and frequent intermittent dosage, the patient’s symptoms may continue to worsen. It is recommended to take the medication in full dosage and course in conjunction with the doctor’s advice, which will help to relieve the symptoms. 3. Lack of critical treatment: Infection-induced urticaria that is not accompanied by anti-infection treatment will have an impact on the therapeutic effect. It is recommended to take antihistamines, with anti-infective drugs, such as cefadroxil, amoxicillin, roxithromycin and other drug therapy. 4. Continuous exposure to allergens: Continuous exposure to allergens may lead to increasingly severe symptoms of urticaria. It is recommended to find and get rid of the allergens, which can reduce the recurrence of hives. Urticaria is getting worse, it is recommended to go to the hospital dermatology department, if necessary, desensitization treatment, to reduce the recurrence of the disease.