Rheumatoid arthritis combo drug trial stalls after just 2 patients

NCT ID NCT05306353

First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time

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.

Disclaimer Read more

This is a summary of the original study . Summaries may miss details or leave out important information. Before applying or accepting participation, make sure you have read and understood the full study. Curemydisease.com takes no responsibility whatsoever for anything missed, misunderstood, or acted upon as a result of our summary — we know it does not capture everything.

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Conditions

The condition(s) this trial relates to.

rheumatoid arthritis

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

Contacts and locations

Locations

  • Brigham & Women's Hospital: Department of Medicine, Rheumatology, Immunology

    Boston, Massachusetts, 02215, United States

  • Duke University Medical Center: Division of Rheumatology and Immunology

    Durham, North Carolina, 27710, United States

  • University of California San Francisco School of Medicine: Lupus Clinic and Rheumatology Clinical Research Center

    San Francisco, California, 94110, United States

  • University of Colorado School of Medicine: Division of Rheumatology

    Aurora, Colorado, 80045, United States

  • University of Michigan Health System: Department of Internal Medicine, Division of Rheumatology

    Ann Arbor, Michigan, 48109, United States