Moderate obstructive pulmonary ventilation disorders are characterized by cough, sputum, and wheezing. It is mainly treated with β2 agonists, glucocorticoids, anticholinergics and aminophyllines. 1. β2 agonists: they are mainly divided into two types: long-acting and short-acting, which mainly inhibit the β2 receptor and thus have the effect of bronchodilating the bronchial tubes. Short-acting types include terbutaline, salbutamol and other drugs; long-acting types include salmeterol, formoterol, indacaterol and other drugs. 2. Glucocorticoids: mainly play an anti-inflammatory role, budesonide, beclomethasone, and lorticasone and other drugs. 3. Anticholinergic drugs: mainly by blocking M1 and M2 cholinergic receptors, diastolic airway. There are two types: long-acting and short-acting. Long-acting types include tiotropium bromide and glonidazide; short-acting types include ipratropium bromide. 4. Theophylline drugs: mainly play the role of relieving airway smooth muscle spasm. The drugs often used in the clinic are Dosophylline tablets. Patients should consult a doctor in time, improve the relevant examination such as lung function to assess the severity of the disease, follow the doctor’s instructions to use drugs and regular assessment of lung function, the above mentioned drugs should be used under the guidance of a professional doctor, can not be taken without authorization.