Whether or not herbal medicine works for an allergic cough depends largely on the severity of the condition. Generally speaking, allergic cough mainly refers to cough variant asthma, which is a special type of bronchial asthma. Clinical use of Chinese medicinal preparations, such as Yubingfeng Granules, Guilong Cough and Asthma Ning, and Lantai Leaf Granules, has a certain effect of calming asthma and relieving cough. However, in the case of more severe acute episodes of wheezing and shortness of breath, as well as in the case of persistent attacks of bronchial asthma, the symptoms cannot be relieved by Chinese medicines alone. Western medicines should be preferred, such as bronchodilating drugs and glucocorticoids that can obviously achieve the purpose of relieving cough and asthma. Appropriate on the basis of taking Chinese medicinal preparations can play a role in strengthening the lung qi, enhance the body’s immunity, there is a certain level of asthma auxiliary therapeutic effect.