proven to reduce flare-ups by 52%. breztri won't replace a rescue inhaler for sudden breathing problems. it is not for asthma. tell your doctor if you have a heart condition... or high blood pressure before taking it. don't take breztri more than prescribed. breztri may increase your risk of thrush, pneumonia, and osteoporosis. call your doctor if worsened breathing, chest pain, mouth or tongue swelling... problems urinating, vision changes, or eye pain occur. for real protection, ask your doctor about breztri.