The most common causes of dry cough without cold are allergic pharyngitis, cough variant asthma, variant cough, eosinophilic bronchitis and other diseases. According to the different causes of treatment, as follows: 1, allergic pharyngitis: if it is allergic pharyngitis, treatment with anti-allergic drugs, commonly used cetirizine, loratadine, ketotifen fumarate tablets, etc. 2, cough variant asthma: if it is a cough variant asthma, it will be used in the oral spraying of hormones such as budesonide, or oral spraying of hormones plus β2 agonists such as budesonide, formoterol, salmeterol, fluticaspora, etc. , salmeterol, fluticasone, etc. Leukotriene receptor antagonists, such as montelukast, can also be added. 3, variant cough: If the cough is variant, you can use anti-allergic drugs or oral spray hormones. 4, eosinophilic bronchitis: If the eosinophilic bronchitis, the use of oral spraying of hormones. If the symptoms are more serious, you can also use oral hormones, when the symptoms are reduced gradually stop oral hormones, with oral spray hormones for anti-inflammatory treatment. Of course, Chinese medicine can also be used to recognize the evidence of treatment, the common evidence of wind-sheng stubborn disease and yin deficiency and lung dryness. If it is wind-sheng stubborn disease, use San’ao tablets or Su Huang cough granules, for antispasmodic, asthma, cough treatment. If it is yin deficiency and lung dryness, it can be treated with Lily Solid Gold Oral Liquid or Nourishing Yin and Clearing Lung Oral, to nourish yin, moisten the lung and stop cough.