Sinequan is budesonide formoterol inhalation powder aerosol, and Silvateam is tiotropium bromide powder inhaler. Both drugs can be used in the treatment of bronchial asthma, chronic obstructive pulmonary disease, both have better therapeutic effect, there is no which one is better, you can follow the doctor’s advice to choose. Budesonide formoterol inhalation powder mist is composed of budesonide and formoterol fumarate, mainly used for the treatment of asthma and chronic obstructive pulmonary; budesonide formoterol inhalation powder mist can not be used in the acute asthma attack or a significant worsening of symptoms. It is contraindicated in patients who have had an allergic reaction to budesonide, formoterol, or inhaled lactose (containing a small amount of cow’s milk protein). Tiotropium Bromide Powder Inhaler is an asthma medication for the maintenance treatment of chronic obstructive pulmonary bronchial asthma and its associated dyspnea, Tiotropium Bromide Powder Inhaler should not be used in the treatment of acute bronchospasm. Tiotropium bromide is contraindicated in people who are allergic to tiotropium bromide or other ingredients contained in this product such as lactose. Both drugs may have rapid heartbeat accompanied by panic, cough, headache, dry mouth, skin rash, nausea and other adverse reactions appear, need to stop the drug in time for observation. For the use of drugs, need to be based on their own condition under the guidance of a professional doctor, avoid self-medication, change drugs, adjust the dose of drugs.