New hope for rare blood disorder: dupilumab combo trial launches

NCT ID NCT06477653

First seen Jun 25, 2026 · Last updated Jun 27, 2026 · Updated 1 time

Summary

This study tests whether adding dupilumab to standard treatment can help people with hypereosinophilic syndrome (HES) who still have symptoms despite current biologic therapy. About 30 adults will receive dupilumab injections for up to 48 weeks while continuing their usual medications. Researchers will track symptom changes and side effects to see if the combination offers better control.

What this could mean

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

Active substance

dupilumab

What this could lead to

If it works, this could offer a new combination treatment to better control symptoms in people with hypereosinophilic syndrome who still have problems despite current therapy.

What could go wrong

This is a small early-phase pilot study with only 30 participants, so results may not apply broadly. Dupilumab can cause side effects like injection reactions or increased eosinophil counts, and it may not improve symptoms for everyone.

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.

hypereosinophilic syndrome

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-•••• Email: •••••@•••••

Locations

  • National Institutes of Health Clinical Center

    RECRUITING

    Bethesda, Maryland, 20892, United States

    Contact Phone: •••-•••-•••• Email: •••••@•••••