Urticaria can be treated with topical glycerine lotion to relieve itching and oral desensitization medication such as loratadine under the supervision of a doctor. After vaccination, some adverse reactions may occur, among which urticaria is a relatively severe adverse reaction. If urticaria occurs as a result of vaccination, it should be treated aggressively and usually does not affect the effectiveness of the vaccine. Desensitizing medications such as loratadine can help relieve the symptoms of hives if taken under medical supervision. Urticaria may appear as itching of the body, in this case, the use of glycerite lotion to wash under the guidance of a doctor can help stop the itching and relieve the discomfort of the body. In addition, for those who develop severe hives after receiving the New Crown vaccine, it is recommended that the remaining New Crown vaccines be withheld until the disease has resolved, and then consult your doctor as to whether you are eligible for further vaccination.