Smallpox pollen, sweet, slightly bitter and slightly cold in nature, belongs to the lung and stomach meridian. It has the efficacy of clearing heat and generating fluids, clearing lung and moistening dryness, detoxifying and eliminating carbuncle. It is used in the treatment of fever and thirst, thirst and drinking, lung-heat and dry cough, carbuncle sores and ulcers. Modern pharmacological research has confirmed that smallpox pollen has the effect of increasing immunity, anti-cancer, anti-virus, two-way regulation of blood sugar. Smallpox pollen protein has obvious allergic reaction, but smallpox pollen decoction does not have obvious side effects, a few patients have gastric discomfort, so autoimmune diseases and allergic diseases should not be taken. Specific medication, please combine with clinical, subject to the guidance of the doctor’s interview.