Tags: Drug.
Mepolizumab (proposed trade name Bosatria) is a humanized monoclonal antibody that recognizes interleukin-5 (IL-5) and is used to treat certain kinds of asthma and white blood cell diseases. Recent studies have concluded that mepolizumab may improve exacerbations in patients with severe eosinophilic asthma an adult-onset asthma which represents less than 5% of all asthma. IL-5 is a chemical messenger in the immune system that stimulates the growth of eosinophils.