Safety and efficacy of a <scp>CXCR</scp>2 antagonist in patients with severe asthma and sputum neutrophils: a randomized, placebo‐controlled clinical trial

This new treatment provides an opportunity to investigate the role of neutrophils in severe asthma with potential clinical benefits. Larger studies of longer duration are needed to evaluate the impact on other outcomes of asthma including exacerbations.