Ensifentrine Shows Benefit as Add-on Maintenance Therapy in Phase 2 Trial, Verona Pharma Says
Data from a three-day Phase 2 clinical trial offered positive results for nebulized ensifentrine (RPL544) as an add-on treatment for chronic obstructive pulmonary disease (COPD), its developer Verona Pharma announced. Ensifentrine is an inhibitor of phosphodiesterase (PDE) proteins PDE3 and PDE4, which are involved in smooth muscle contraction and immune cell-derived inflammation, respectively.