According to the latest chronic obstructive pulmonary disease diagnosis and treatment guidelines, there is no newest imported effective drug, but in recent years, the chronic obstructive pulmonary disease diagnosis and treatment guidelines, budesonide formoterol powder inhalation as a regular treatment drug, this drug is imported, the efficacy is also better, suitable for chronic obstructive pulmonary patients long-term inhalation, can slow down the progress of the disease, can also improve the clinical symptoms, has a very important therapeutic significance for chronic obstructive pulmonary disease. Chronic obstructive pulmonary disease is a common chronic disease of the respiratory system, with recurrent coughing, coughing and shortness of breath as clinical symptoms, once diagnosed with chronic obstructive pulmonary disease is incurable, so it must be intervened and prevented as early as possible, good preventive measures can reduce the incidence of the disease and control the disease in a stable range.