Rheumatoid arthritis combo drug trial stalls after just 2 patients
NCT ID NCT05306353
First seen Jun 24, 2026 · Last updated Jul 21, 2026 · Updated 3 times
Summary
This early-stage trial tested whether adding an experimental drug called VIB4920 to standard TNF-inhibitor therapy could improve disease control in people with rheumatoid arthritis. Only 2 participants were enrolled before the study was terminated, so no meaningful conclusions can be drawn. The goal was to see if the combination could help those who don't get enough relief from TNF inhibitors alone.
What this could mean
Our plain-language read of the trial. This is informational only — not medical advice or a prediction.
- Active substance
- VIB4920 (a CD40L-binding protein) plus a TNF-alpha inhibitor
- What this could lead to
- If it worked, this combination might offer better disease control for people with rheumatoid arthritis who don't respond well to standard TNF inhibitors.
- What could go wrong
- The trial was terminated early with only 2 participants, so we have very little data. It is unclear if VIB4920 is safe or effective, and the approach may not work as hoped.
This is an AI summary of the original study and may miss details. Read our disclaimer.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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Brigham & Women's Hospital: Department of Medicine, Rheumatology, Immunology
Boston, Massachusetts, 02215, United States
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Duke University Medical Center: Division of Rheumatology and Immunology
Durham, North Carolina, 27710, United States
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University of California San Francisco School of Medicine: Lupus Clinic and Rheumatology Clinical Research Center
San Francisco, California, 94110, United States
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University of Colorado School of Medicine: Division of Rheumatology
Aurora, Colorado, 80045, United States
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University of Michigan Health System: Department of Internal Medicine, Division of Rheumatology
Ann Arbor, Michigan, 48109, United States
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