The treatment is determined by the age of onset, severity and duration of the disease. If there is no abnormality in the examination, it is likely that the cough is caused by allergy if the disease has lasted for more than 2 months. 1. You need to check the allergens first, and after determining the allergens, you need to stay away from them, which can also slowly relieve you at this time. 2, inhalation or oral beta receptor stimulants or oral theophylline drugs, but this treatment can not be used alone for a long time. 3, can choose at least 3 months of inhaled glucocorticoids, or oral leukotriene receptor antagonists, such as montelukast. 4, usually also need to pay more attention to rest, avoid strain, keep indoor air circulation. And also to avoid colds. Wear a mask when you go out to avoid contact with inhaled allergens. 5.Avoid eating foods that cause allergies. 6. You also need to improve your allergic constitution, strengthen your exercise and enhance your body resistance. It is necessary to actively seek lifelong help after the appearance of allergic cough and to carry out treatment under the guidance of a doctor. It is important to emphasize that it is very important to determine the diagnosis and to avoid harm to the body from blind treatment.