Mepolizumab and benralizumab significantly improve lung function and minimize or prevent exacerbations and oral corticosteroid use. Asthma is a chronic, heterogeneous inflammatory disease of the lungs caused by different cells and inflammatory mediators and largely defined by genetics, that causes bronchial hyperreactivity and airflow limitation, resulting in recurrent wheezing, dyspnea, and exacerbations. It is a...