The treatment of allergic vasculitis mainly includes general treatment, removal of triggering factors and drug treatment. 1. General treatment: patients in acute stage usually need bed rest, light diet, avoiding cold, etc., and can also elevate the affected limbs to promote venous return to improve the condition. 2. Remove triggering factors: there are many causes of allergic vasculitis, usually caused by bacterial or viral infections or antibiotics, vaccines and other drugs, and the symptoms can be quickly relieved after actively removing the triggering factors. 3. Medication: Patients with allergic vasculitis can usually take glucocorticosteroids such as prednisone acetate, methylprednisolone and other drugs; immunosuppressants such as cyclophosphamide, methotrexate and other drugs for treatment to improve their condition. It is recommended that patients with allergic vasculitis should go to the hospital in a timely manner, under the guidance of the doctor’s standardized treatment, do not self-medication.