There are many effective medicines to relieve asthma in the elderly, the most commonly used is albuterol aerosol, which is usually placed in the pocket for easy use. Inhalation when severe wheezing occurs, can be a good agonist on the human bronchial smooth muscle receptors, so that the bronchial smooth muscle relaxation, so as to release the bronchial smooth muscle spasm. Clinically, it is of great benefit in relieving asthma and dyspnea, as well as assisting in the treatment of cough and phlegm. Clinical adverse reactions may be manifested in the heart, nerve center excitation, such as headache, dizziness, difficulty in sleeping, muscle tremor, panic, blood pressure fluctuations, etc., which need to be reasonable under the guidance of the doctor to apply. In addition, other inhalers can also be applied, like budesonide formoterol powder inhaler and so on.