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Recruiting Phase 2 NCT06619561

NCT06619561 A Study to Evaluate Vimseltinib in Adults With Active Chronic Graft-Versus-Host Disease (cGVHD)

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Clinical Trial Summary
NCT ID NCT06619561
Status Recruiting
Phase Phase 2
Sponsor Deciphera Pharmaceuticals, LLC
Condition Chronic Graft-Versus-Host Disease (cGVHD)
Study Type INTERVENTIONAL
Enrollment 48 participants
Start Date 2024-11-21
Primary Completion 2029-10

Eligibility & Interventions

Sex All sexes
Min Age 18 Years
Max Age N/A
Study Type INTERVENTIONAL
Interventions
Vimseltinib

Eligibility Fast-Check

Enter your details for a quick preliminary check. This does not replace medical advice.

What to Expect as a Participant

You will actively receive the study intervention — which may be a drug, biologic, device, or procedure.

In Phase 2, researchers evaluate early signs of effectiveness. You may be randomized to receive the active treatment or a comparator. Monitoring continues closely.

This trial targets 48 participants in total. It began in 2024-11-21 with a primary completion date of 2029-10.

⚠ This information is for research awareness only. Always consult your physician before joining any clinical trial. Participation is voluntary and you may withdraw at any time.

Brief Summary

The purpose of this study is to determine if vimseltinib is safe, tolerable and works effectively to treat adults with active moderate to severe cGVHD. Participants will be treated with vimseltinib in 28-day treatment cycles for approximately 2 years.

Eligibility Criteria

Inclusion Criteria: 1. Must be allogeneic hematopoietic stem cell transplant (HSCT) recipients with moderate to severe cGVHD requiring systemic immune suppression. a. May have persistent active acute GVHD (aGVHD) and chronic GVHD (cGVHD) manifestations (overlap syndrome). 2. Participants with active cGVHD who have received and failed at least 2 prior lines of systemic therapy. 3. Stable dose of systemic corticosteroids is permitted but not required. If being taken, participants should be on a stable dose of corticosteroids for at least 2 weeks prior to starting study drug treatment. 4. Adequate organ and bone marrow functions. 5. Participants of reproductive potential agree to follow the contraception requirements. 6. Karnofsky Performance Scale (KPS) of ≥60. Exclusion Criteria: 1. Has aGVHD without manifestations of cGVHD. 2. Prior use of colony-stimulating factor 1 receptor (CSF1R) inhibitor for cGVHD. 3. History or other evidence of severe illness, uncontrolled infection, or any other conditions that would make the participant unsuitable for the study. All wounds must be healed and free of infection or dehiscence. 4. History of malignancy except for: 1. Underlying malignancy for which the transplant was performed 2. Malignancy treated with curative intent and with no evidence of active disease present for more than 3 years prior to enrollment and felt to be at low risk for recurrence. 5. Malabsorption syndrome or other illness that could affect oral absorption.

Contact & Investigator

Central Contact

Clinical Team

✉ clinicaltrials@deciphera.com

📞 888-724-3274

Principal Investigator

Clinical Team

STUDY DIRECTOR

Deciphera Pharmaceuticals, LLC

Frequently Asked Questions

Who can join the NCT06619561 clinical trial?

This trial is open to participants of all sexes, aged 18 Years or older, studying Chronic Graft-Versus-Host Disease (cGVHD). Full inclusion and exclusion criteria are listed in the Eligibility Criteria section. Always confirm your eligibility with the research team before applying.

What phase is the NCT06619561 trial and what does that mean for participants?

Phase 2 trials evaluate whether the treatment shows signs of effectiveness while continuing to monitor safety. More participants are enrolled than in Phase 1 to help refine the treatment protocol.

Is NCT06619561 currently recruiting?

Yes, NCT06619561 is actively recruiting participants. Contact the research team at clinicaltrials@deciphera.com for enrollment information.

Where is the NCT06619561 trial being conducted?

This trial is being conducted at Duarte, United States, Los Angeles, United States, Orange, United States, Orlando, United States and 11 additional locations.

Who is sponsoring the NCT06619561 clinical trial?

NCT06619561 is sponsored by Deciphera Pharmaceuticals, LLC. The principal investigator is Clinical Team at Deciphera Pharmaceuticals, LLC. The trial plans to enroll 48 participants.

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ClinicalMetric — Independent clinical trial intelligence platform. Not affiliated with NIH, ClinicalTrials.gov, the U.S. FDA, or any pharmaceutical company, hospital, or clinical research organization. Trial data is sourced from ClinicalTrials.gov for informational purposes only and does not constitute medical advice. Do not make any treatment, enrollment, or health decisions based solely on information found here — always consult a qualified healthcare professional. Full Disclaimer  ·  Last Reviewed: April 2026  ·  Data Methodology