Could a drug for rare blood disorder help pregnant women with severe preeclampsia?

NCT ID NCT06333652

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

Summary

This Phase 2 trial tests ravulizumab (Ultomiris) in 14 pregnant individuals with severe preeclampsia or HELLP syndrome before 34 weeks of pregnancy. The drug aims to block part of the immune system that may drive these dangerous conditions. Researchers will measure blood markers and pregnancy duration to see if it helps.

What this could mean

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

Active substance

ravulizumab (Ultomiris)

What this could lead to

If successful, this could point toward a new treatment option for severe preeclampsia and HELLP syndrome, potentially improving outcomes for pregnant individuals.

What could go wrong

This is a very small early-phase trial with only 14 participants, so results may not apply broadly. The drug may not improve pregnancy outcomes or could have unforeseen risks.

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.

HELLP syndrome Hemolysis preeclampsia severe pre-eclampsia

As listed by the trial registrant

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

Contacts and locations

Study contacts

  • Contact

    Phone: •••-•••-••••

Locations

  • Mayo Clinic Minnesota

    RECRUITING

    Rochester, Minnesota, 55905, United States

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