Flutimavir inhaler is used as one inhalation once a day or as directed by the physician. Flutimavir inhaler is a triple inhalation preparation containing active ingredients including fluticasone furoate and umeclidinium bromide, as well as vilanterol triphenylacetate, which is used in the treatment of stable chronic obstructive pulmonary disease. As the components among the drugs are mainly hormones, the dosage of the drug is strictly standardized, used once a day, only one inhalation at a time, and it needs to be administered at the same time every day. This product can avoid the aggravation of the condition of patients with chronic obstructive pulmonary disease, and at the same time can improve lung function and improve the quality of life. The dosage of the drug and the course of treatment should strictly follow the doctor’s instructions, do not blindly use the drug. After inhalation, the mouth can be rinsed with water, and should not be swallowed to reduce the chance of infection with oral candida.