The most effective drugs for treating bronchiectasis vary depending on the patient’s condition and etiology. Clinical drug treatment programs mainly include the application of antibiotics and the use of bronchodilators. 1. The application of antibiotics, acute exacerbation of the application of drugs is mainly for the colonization of bacteria, stable usually recommended the use of macrolides such as roxithromycin, long-term oral and inhalation antibiotic treatment of the efficacy of the risk of resistance to drugs need to be further studied, at present, China’s expert consensus is not recommended. 2. Bronchodilator, dyspnea is often caused by airway obstruction, the use of bronchodilators such as salbutamol can relieve airway obstruction, but it is not recommended to routinely use bronchodilators. Bronchodilators may be used in patients with severe dyspnea or in combination with asthma and chronic obstructive pulmonary disease. In addition, it is also critical to maintain airway patency and enhance drainage and expectoration, and patients are advised to customize their individualized treatment plan under the guidance of a medical professional in order to obtain the best possible outcome. Do not buy drugs without authorization to avoid aggravating the condition and causing serious adverse consequences.