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Study details
Enrolling now

Effect of Ensifentrine on Sputum Markers of Inflammation in COPD

Verona Pharma plc
NCT IDNCT05270525ClinicalTrials.gov data as of Apr 2026
Phase

Phase 2

Target enrollment

50

Study length

about 5.1 years

Ages

40–80

Locations

3 sites in AL, MI, PA

What this study is about

This trial is testing whether ensifentrine, a medication, helps reduce inflammation markers in the sputum of people with COPD. Participants will receive either ensifentrine or a placebo for two periods of 8 weeks each. It lasts up to 24 weeks.

Simplified from trial records by PatientMatch.

What you may be asked to do

  • 1.Take Ensifentrine
  • 2.Take Placebo

Participation Burden

What's physically and logistically required of participants.

Logistics & Travel
In-person visits

Requires travel to a study site

Physical Intervention
Standard

How treatment is administered

Treatment Assignment
Randomized & Blinded

You may get a placebo/standard care, and you won't know which.

Extracted study details

Pulled from the trial record to show what is being tested and what the study is measuring.

Drug classes

Respiratory System Agent (Phosphodiesterase 3 Inhibitors)

Endpoints

Primary: The change from baseline in sputum neutrophils at Week 8 (absolute change in cell numbers)

Secondary: The change from baseline in FEV1 after 4 weeks, The change from baseline in FEV1 after 8 weeks (post-dose), The change from baseline in FRC after 4 weeks, The change from baseline in FRC after 8 weeks (post-dose)., The change from baseline in FVC after 4 weeks, The change from baseline in FVC after 8 weeks (post-dose), The change from baseline in RV after 4 weeks, The change from baseline in RV after 8 weeks (post-dose)

Body systems

Respiratory