There are many causes of coughing and dyspnea when smelling smoke, and cough variant asthma is most often considered. Treatment is divided into acute and chronic persistent phases with individualized treatment plans. 1. The acute phase refers to the wheezing, dyspnea, and coughing of bronchial asthma patients due to irritation by pollen, dust mites, etc. Short-acting β-agonists such as salbutamol and terbutaline, as well as theophyllines such as aminophylline and theophylline, are needed to control the severe cases with glucocorticosteroids such as prednisone and methylprednisolone. 2. Chronic persistence requires the use of medications to prevent acute attacks, including inhaled glucocorticosteroids such as budesonide, antileukotrienes such as montelukast and zalustat, and long-acting beta agonists such as formoterol. Among them, inhaled glucocorticosteroids combined with long-acting beta agonists are commonly used protocols for controlling bronchial asthma exacerbations. 3. Develop an individualized treatment plan. Identify and reduce exposure to allergens or other nonspecific irritants that cause asthma attacks, and disengage and avoid exposure to risk factors for the long term. At the same time for regular follow-up, monitoring, improve patient compliance, and according to changes in the condition of timely revision of the treatment program. There are many causes of coughing and dyspnea when smelling smoke, and it is necessary to consult a doctor in a timely manner to clarify the cause of the disease and standardize the treatment under the guidance of a physician.