The onset of bronchial asthma is associated with genetic, infectious, and environmental factors. The main clinical manifestations are recurrent, reversible episodes of wheezing and coughing, often aggravated at night or early in the morning. In severe cases, there may be dyspnea, rapid heart rate, profuse sweating, irritability, seated breathing, pallor, and confusion. Pulmonary function tests, bronchodilatation test, and airway reactivity measurement can help to diagnose bronchial asthma. Treatment principles Long-term, standardized and individualized treatment principles need to be adhered to. Treatment goals Effective control of symptoms during acute exacerbation, prevention of exacerbation or recurrence of symptoms, maintenance of normal lung function as much as possible, prevention of irreversible airflow limitation, and maintenance of normal mobility. Treatment drugs Acute phase related receptor agonists and glucocorticoids, etc. Inhaled glucocorticoids in the remission phase. Treatment cycle Generally requires long-term standardized and regulated inhalation therapy for 1-3 years, with a condition assessment once every 3 months.