Hereditary angioedema with C1Inh deficiency
MONDO:0033946Forms of hereditary angioedema that occur due to mutations in the gene for complement C1 inhibitor protein. Type I hereditary angioedema is associated with reduced serum levels of complement C1 inhibitor protein. Type II hereditary angioedema is associated with the production of a non-functional complement C1 inhibitor protein.
Also known as: angioedema, hereditary, 1 and 2, angioedema, hereditary, type 1/2, C1 esterase inhibitor, deficiency of, HAE1, angioedema, hereditary, type 1, angioedema, hereditary, type 2, angioedema, hereditary, type I, angioneurotic edema, hereditary
32 clinical trials for this condition and its sub-types.
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Broader categories
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New drug aims to stop swelling attacks in hereditary angioedema
Disease control Recruiting nowThis 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 go…
Phase: PHASE3 • Sponsor: Octapharma • Aim: Disease control
Last updated Aug 08, 2026 00:03 UTC
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New hope for kids with rare swelling disorder as drug trial begins
Disease control Recruiting nowThis study tests a drug called donidalorsen in 20 children aged 2 to 12 with hereditary angioedema (HAE), a condition that causes sudden, painful swelling. The goal is to see if the drug is safe and how it works in young bodies. Researchers will monitor side effects and measure h…
Phase: PHASE3 • Sponsor: Ionis Pharmaceuticals, Inc. • Aim: Disease control
Last updated Aug 07, 2026 00:00 UTC
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New RNA drug aims to stop debilitating swelling attacks in rare genetic condition
Disease control Recruiting nowThis phase 3 trial is testing an experimental drug called ADX-324 in 90 adults with hereditary angioedema (HAE) types 1 or 2. HAE causes sudden, painful swelling in the body. ADX-324 uses a technology called siRNA to lower levels of a protein involved in triggering these attacks.…
Phase: PHASE3 • Sponsor: ADARx Pharmaceuticals, Inc. • Aim: Disease control
Last updated Jun 27, 2026 14:00 UTC
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New RNA drug shows promise in preventing HAE attacks in ongoing study
Disease control Recruiting nowThis study is for people with hereditary angioedema (HAE) who have already completed a previous trial of the drug ADX-324. ADX-324 is an RNA-based medicine designed to lower a protein involved in swelling attacks. The goal is to see if long-term use is safe and can reduce the num…
Phase: PHASE3 • Sponsor: ADARx Pharmaceuticals, Inc. • Aim: Disease control
Last updated Jun 27, 2026 14:00 UTC
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Could a single blood test speed up HAE diagnosis?
Diagnosis Recruiting nowThis study looks at whether measuring just one protein function (C1-inhibitor) can accurately diagnose hereditary angioedema (HAE), a rare condition causing sudden swelling. About 514 people in Algeria who are suspected of having HAE or have family members with it will take part.…
Phase: NA • Sponsor: Takeda • Aim: Diagnosis
Last updated Jun 27, 2026 12:35 UTC
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Real-World data: does takhzyro stop HAE swelling in saudi patients?
Knowledge-focused Recruiting nowThis study looks back at medical records of 50 people in Saudi Arabia with hereditary angioedema (HAE) who took Takhzyro (lanadelumab) to prevent attacks. Researchers want to see if the drug reduces HAE activity and improves quality of life after 6 to 12 months. No new treatments…
Sponsor: Takeda • Aim: Knowledge-focused
Last updated Jun 27, 2026 12:32 UTC
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Smartphone study reveals hidden toll of hereditary angioedema
Knowledge-focused Recruiting nowThis study uses smartphone surveys to track the real-life burden of hereditary angioedema (HAE) in 30 adults. Participants answer quick questions about their symptoms, mood, and daily activities every other day for 8 weeks. The goal is to capture day-to-day changes that standard …
Sponsor: Istituti Clinici Scientifici Maugeri SpA • Aim: Knowledge-focused
Last updated Jun 27, 2026 09:10 UTC