Bronchodilator Effect of RPL554 Administered in Addition to Tiotropium/Olodaterol in Patients With COPD

Condition:   COPD
Interventions:   Drug: RPL554 Suspension;   Drug: Placebo;   Drug: Tiotropium/olodaterol (Respimat)
Sponsor:   Verona Pharma plc
Recruiting
ClinicalTrials.gov: Hematology | Recruiting, Not yet recruiting, Available Studies | United States | First posted in the last 100 days