Patients with urticaria should avoid the suspected allergens and go to the hospital in time to take medication under the doctor’s guidance. 1. Avoid suspected allergens: urticaria may be caused by drugs, food, pollen, animal dander, sun exposure, etc. If the allergens are clear, the contact with the allergens should be stopped immediately and re-exposure should be avoided. If the allergens are not clear, allergen testing can be done. 2. Drug therapy: urticaria commonly used drugs such as loratadine, cetirizine, ebastine and other antihistamines, can also be used in combination with ranitidine, montelukast and other drugs. For serious conditions, antihistamine drug treatment is ineffective, cyclosporine and other immunosuppressive drugs can be used. In addition, topical use of glycerite lotion and other drugs. Patients with urticaria should consult a doctor in time, follow the doctor’s instructions for medication, not blindly self-medication, in order to avoid serious adverse reactions.