Breztri Aerosphere inhaler is not used for the treatment of asthma or for relief of bronchospasm. It is not used to relieve sudden breathing problems and will not replace a rescue inhaler. Breztri Aerosphere is approved by the FDA for the maintenance treatment of patients with chronic obstructive pulmonary disease (COPD). It is not known if Breztri is safe and effective in people with asthma.