The Effects of RPL554 on Top of Standard COPD Reliever Medications

Conditions

• Chronic Obstructive Pulmonary Disease

Interventions

• DRUG: Salbutamol
• DRUG: Ipratropium
• DRUG: RPL554
• DRUG: Salbutamol matched placebo
• DRUG: Ipratropium matched placebo
• DRUG: RPL554 matched placebo

Sponsor

Verona Pharma, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA