New drug aims to stop swelling attacks in hereditary angioedema

NCT ID NCT06361537

First seen Jun 27, 2026 · Last updated Jul 01, 2026 · Updated 2 times

Summary

This phase 3 study tests an intravenous C1 esterase inhibitor (C1-INH) in people with hereditary angioedema (HAE) to treat acute attacks and prevent attacks before medical procedures. About 124 participants, aged 2 and older, will receive either the drug or a placebo. The main goal is to see how quickly symptoms like swelling improve.

What this could mean

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

Active substance

C1 esterase inhibitor (C1-INH) concentrate

What this could lead to

If successful, this could provide a fast-acting treatment and pre-procedure prevention for acute hereditary angioedema attacks, reducing swelling and pain.

What could go wrong

This is a phase 3 trial, but results may not confirm efficacy or safety for all patients. Risks include allergic reactions or lack of symptom relief.

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 HEREDITARY ANGIOEDEMA TYPE I are added.

Our safety recommendation!

By submitting, you agree to our Terms of use

Conditions

The condition(s) this trial relates to.

angioedema Edema hereditary angioedema type 1 hereditary angioedema type 2 hereditary angioedema prevention target

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

  • Octapharma Research Site

    RECRUITING

    Centennial, Colorado, 80112, United States

  • Octapharma Research Site

    WITHDRAWN

    Farmington Hills, Michigan, 48334, United States

  • Octapharma Research Site

    WITHDRAWN

    Toledo, Ohio, 43617, United States

  • Octapharma Research Site

    WITHDRAWN

    Tirana, Albania

  • Octapharma Research Site

    RECRUITING

    Rosario, Argentina

  • Octapharma Research Site

    RECRUITING

    Yerevan, Armenia

  • Octapharma Research Site

    RECRUITING

    Sofia, 1431, Bulgaria

  • Octapharma Research Site

    NOT_YET_RECRUITING

    Mexico City, 06720, Mexico

  • Octapharma Research Site

    NOT_YET_RECRUITING

    México, Mexico

  • Octapharma Research Site

    WITHDRAWN

    Podgorica, Montenegro

  • Octapharma Research Site

    WITHDRAWN

    Cluj-Napoca, 400162, Romania

  • Octapharma Research Site

    WITHDRAWN

    Kragujevac, 11221, Serbia

  • Octapharma Research Site

    NOT_YET_RECRUITING

    Ankara, Turkey (Türkiye)

  • Octapharma Research Site

    NOT_YET_RECRUITING

    Istanbul, Turkey (Türkiye)

  • Octapharma Research Site

    WITHDRAWN

    Izmir, Turkey (Türkiye)

  • Octapharma Research Site

    NOT_YET_RECRUITING

    Sakarya, Turkey (Türkiye)

  • Octapharma Research Site

    RECRUITING

    Kyiv, 03057, Ukraine

  • Octapharma Research Site

    WITHDRAWN

    Lviv, 79010, Ukraine

  • Octapharma Research Site

    NOT_YET_RECRUITING

    Lviv, 79035, Ukraine

  • Octapharma Research Site 5102

    NOT_YET_RECRUITING

    Lima, 15001, Peru

  • Octapharma Research Site 5103

    RECRUITING

    Lima, 15001, Peru