Experimental drug for rare inflammatory disease shows early promise but trial cut short

NCT ID NCT04918147

First seen Jun 27, 2026 · Last updated Jun 27, 2026

Summary

This study tested elotuzumab, a drug used for multiple myeloma, in people with active IgG4-related disease (IgG4-RD), a rare condition causing inflammation and organ damage. The trial was small (only 8 participants) and was terminated early, so it is unclear if the drug is safe or effective. Participants received either elotuzumab plus prednisone or a placebo plus prednisone, and the main goal was to check for side effects.

What this could mean

Our plain-language read of the trial. This is informational only — not medical advice or a prediction.

Active substance

elotuzumab (a monoclonal antibody)

What this could lead to

If it works, this could point toward a new treatment option for IgG4-related disease, reducing reliance on steroids.

What could go wrong

This trial was terminated early with only 8 participants enrolled, so results are very limited. It is too early to know if elotuzumab is safe or effective for this condition.

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.

Get updates

Get notified about this study

Sign up to get updates when this study changes or when new studies for IGG4-RELATED DISEASE are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

Immunoglobulin G4-Related Disease immunoglobulin G4-related sclerosing disease

As listed by the trial registrant

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

Contacts and locations

Locations

  • Emory Healthcare

    Atlanta, Georgia, 30322, United States

  • Massachusetts General Hospital

    Boston, Massachusetts, 02114, United States

  • Mayo Clinic: Pulmonary and Critical Care Medicine

    Rochester, Minnesota, 55905, United States