A Study to Test How Effective Belumosudil Tablets Are for Treating Adult Participants With Chronic Lung Allograft Dysfunction

Investigating the Efficacy of an Investigational Medication in Post-Lung Transplant Patients with CLAD

Recruiting
18 years or above
All
Phase 3
180 participants needed
3 Locations

Study Overview

This double-blind, randomized, placebo-controlled, multinational, multicenter, parallel-group, Phase 3, 2-arm, study will investigate the efficacy and safety of belumosudil compared with placebo, both administered on top of azithromycin and standard-of-care regimen of immunosuppression in male or female participants at least 1 year after bilateral lung transplant, who are at least 18 years of age and who have evidence of progressive CLAD despite azithromycin therapy.

Study details include:

The study duration will be up to 31 weeks for participants not entering the open-label extension (OLE) period and up to 57 weeks for participants entering the OLE period but not the long-term OLE.

The treatment duration will be up to 26 weeks for participants not entering the OLE period and up to 52 weeks for participants entering the OLE period but not the long-term OLE.

The number of visits will be up to 10 visits for participants not entering the OLE period and up to 16 visits for participants entering the OLE period but not the long-term OLE.

For participants who enter the long-term OLE, treatment and study participation will continue with visits every 12 weeks per protocol specifications.

Eligibility Criteria

You may be eligible for this study if you meet the following criteria:

  • Conditions: Lung Transplant Rejection
  • Age: 18 years or above
  • Gender: All

Inclusion Criteria:

  • Participant ≥1 year post bilateral lung transplantation at the time of screening
  • Participants presenting with CLAD Stage 1 or 2: FEV1 from >50% to 80% of post-transplant baseline at screening and at randomization
  • Participants who have received at least 8 weeks of azithromycin (≥250 mg/day, at least 3 times a week) prior to randomization

Exclusion Criteria:

  • FEV1 ≤50% of the post-transplant baseline value (CLAD 3 and 4)
  • Lung function decline that can be explained by non-CLAD causes including but not limited to acute lung allograft rejection (>A1), antibody-mediated rejection, airway stenosis, or tracheobronchomalacia

Updated on 24 Apr 2025. Study ID: NCT06082037

This study investigates the efficacy and safety of an investigational medication compared to a placebo in patients who have undergone a bilateral lung transplant and have chronic lung allograft dysfunction (CLAD). CLAD is a condition where the lung function declines over time after a transplant. Participants must be at least 18 years old and at least one year post-transplant to be eligible for this study.

Participants will be randomly assigned to receive either the investigational medication or a placebo, in addition to their current treatment regimen, which includes azithromycin and other standard immunosuppressive therapies. The study follows a double-blind approach, meaning neither the participants nor the researchers will know who is receiving the investigational medication or the placebo.

  • Who can participate: Adults 18 years or older who are at least one year post bilateral lung transplant and have CLAD stages 1 or 2 may participate. Participants must have been on azithromycin therapy for at least 8 weeks prior to joining the study.
  • Study details: Participants will take either the investigational medication or a placebo along with their usual treatment. A placebo is an inactive substance that looks like the investigational medicine but does not contain any medicine.

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