What is budesonide and formoterol inhalation?
Budesonide is a steroid that reduces inflammation in the body. Formoterol is a bronchodilator that relaxes muscles in the airways to improve breathing. The combination of budesonide and formoterol is used to prevent bronchospasm in people with asthma or chronic obstructive pulmonary disease (COPD). Budesonide and formoterol inhalation may also be used for other purposes not listed in this medication guide.