Chinese medicine believes that allergies are related to the body constitution, cold, dampness, poison and other external evils attacking the body. Allergy is a Western concept, there is no corresponding term in Chinese medicine, allergies are mostly due to dysfunction of the lungs, spleen, kidneys and other internal organs, as well as fluid imbalance, resulting in cold, dampness, toxicity and other pathogens accumulate in the body, so that the body’s ability to resist the formation of external evils decreased. When wind, cold, summer, dampness, dryness, fire, these six kinds of external pathogens, from the skin, mouth and nose and invade the body, thus occurring sneezing, runny nose, nasal congestion, skin itching, edema, redness, swelling, wind masses, ulceration and a series of symptoms. Treatment should be based on the patient’s specific symptoms and constitution, and at the same time, the body should be strengthened in order to improve its ability to resist external evils. People with allergy symptoms are advised to actively seek medical attention, identify the cause of the disease, cooperate with the physician treatment, do not blindly use drugs, so as not to aggravate the condition.