Cold air allergy is a kind of allergic disease, specifically manifested in different parts with different symptoms. On the skin, there will be wind clusters, rashes, itching and other symptoms, such as cold urticaria; on the mucous membrane, there will be nasal mucous membrane congestion, edema, nasal itching, throat discomfort, cough and other symptoms, such as allergic rhinitis, allergic pharyngitis, allergic cough, etc. 1. Western medical treatment: mainly anti-allergic treatment, symptomatic treatment and desensitization treatment. ①Anti-allergic treatment: antihistamine drugs taken orally, such as loratadine, cetirizine, etc.; glucocorticoid drugs sprayed nasally, nebulized inhalation, such as budesonide, etc. For details, please combine with the clinical situation, subject to the guidance of the doctor’s face-to-face consultation. ②Desensitization treatment: strengthen warmth, avoid the stimulation of cold air, wear a mask when going out to prevent cold air from entering the mouth and nose; strengthen exercise, improve resistance, appropriate cold tolerance exercise, and try to contact cold air under the premise of keeping warm. 2, Chinese medicine treatment: Chinese medicine believes that the lung is the main respiratory, the upper part of the throat, the opening of the nose, the outer part of the skin and hair, the function of the external guard. Cold air allergy is caused by the deficiency of lung qi and the lack of solidity of the external guard, so the evil of wind and cold takes advantage of the deficiency to attack. In addition to herbal oral treatment, acupuncture, cupping and auricular pressure pills are also available. Clinically, the long-term efficacy of Chinese medicine treatment is considerable. 3, prevention and conditioning: avoid eating fish, shrimp and seafood, spicy and stimulating things; avoid scratching, rubbing or hot water scalding to stop itching; eat more fresh fruits and vegetables, avoid straining and keep your mood relaxed. Cold air allergy is closely related to the body type, prevention is the key. Pay attention to keeping warm, stay away from allergens, exercise for cold tolerance, and pay attention to diet to reduce attacks.