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ClinicalTrials.gov public records Last synced May 21, 2026, 11:51 PM EDT

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Showing 1–24 of 59 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Hereditary Angioedema With C1 Esterase Inhibitor Deficiency Clear all
Recruiting Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Hereditary Angioedema (HAE), Angioedema, Bradykinin-mediated Angioedema, C1 Inhibitor Deficiency
Interventions
Deucrictibant XR tablet, Placebo comparator to XR tablet, Deucrictibant 20 mg capsule, Placebo comparator to 20 mg capsule
Drug
Lead sponsor
Institute for Asthma and Allergy
Network
Eligibility
18 Years to 75 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
1
States / cities
Wheaton, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2025 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
Donidalorsen, Placebo
Drug
Lead sponsor
Ionis Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
7
States / cities
Scottsdale, Arizona • San Diego, California • Santa Monica, California + 4 more
Source: ClinicalTrials.gov public record
Updated Apr 2, 2023 · Synced May 21, 2026, 11:51 PM EDT
Recruiting Phase 3 Interventional
View directory record Official record
Conditions
Acute Hereditary Angio Edema
Interventions
OCTA-C1-INH, Placebo
Drug · Other
Lead sponsor
Octapharma
Industry
Eligibility
2 Years and older
Enrollment
124 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
3
States / cities
Centennial, Colorado • Farmington Hills, Michigan • Toledo, Ohio
Source: ClinicalTrials.gov public record
Updated Oct 2, 2025 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
Donidalorsen
Drug
Lead sponsor
Ionis Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
6
States / cities
Scottsdale, Arizona • Santa Monica, California • Plymouth, Minnesota + 3 more
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced May 21, 2026, 11:51 PM EDT
Recruiting Phase 3 Interventional
View directory record Official record
Conditions
Hereditary Angioedema (HAE), Hereditary Angioedema - Type 1, Hereditary Angioedema - Type 2, HAE
Interventions
ADX-324 Dose Level 1, ADX-324 Dose Level 2
Drug
Lead sponsor
ADARx Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2030
U.S. locations
15
States / cities
Litchfield Park, Arizona • Little Rock, Arkansas • San Diego, California + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced May 21, 2026, 11:51 PM EDT
Active, not recruiting Phase 3 Interventional
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
NTLA-2002, Normal Saline IV Administration
Biological
Lead sponsor
Intellia Therapeutics
Industry
Eligibility
16 Years and older
Enrollment
80 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
14
States / cities
Scottsdale, Arizona • San Diego, California • Santa Monica, California + 11 more
Source: ClinicalTrials.gov public record
Updated May 14, 2026 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
C1 esterase inhibitor [human] liquid, Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
12 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
16
States / cities
Scottsdale, Arizona • Santa Monica, California • Walnut Creek, California + 13 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2021 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 2Phase 3 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
C1 Esterase Inhibitor, Placebo
Biological
Lead sponsor
CSL Behring
Industry
Eligibility
6 Years and older
Enrollment
126 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
17
States / cities
Granada Hills, California • Weston, Florida • Atlanta, Georgia + 14 more
Source: ClinicalTrials.gov public record
Updated Mar 30, 2015 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
CINRYZE with rHuPH20
Biological
Lead sponsor
Shire
Industry
Eligibility
12 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011
U.S. locations
4
States / cities
Scottsdale, Arizona • Walnut Creek, California • Atlanta, Georgia + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 18, 2021 · Synced May 21, 2026, 11:51 PM EDT
Recruiting Phase 3 Interventional
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
Deucrictibant
Drug
Lead sponsor
Pharvaris Netherlands B.V.
Industry
Eligibility
12 Years and older
Enrollment
170 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
12
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 9 more
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced May 21, 2026, 11:51 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
Not listed
Lead sponsor
Shire
Industry
Eligibility
Not listed
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
23
States / cities
Birmingham, Alabama • Scottsdale, Arizona • San Diego, California + 20 more
Source: ClinicalTrials.gov public record
Updated Mar 29, 2023 · Synced May 21, 2026, 11:51 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Hereditary Angioedemas
Interventions
No intervention
Other
Lead sponsor
CSL Behring
Industry
Eligibility
12 Years and older
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2030
U.S. locations
5
States / cities
Phoenix, Arizona • Saint Charles, Illinois • Baltimore, Maryland + 2 more
Source: ClinicalTrials.gov public record
Updated Mar 26, 2026 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 2 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
rhC1INH
Drug
Lead sponsor
Pharming Technologies B.V.
Industry
Eligibility
2 Years to 13 Years
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Mar 28, 2024 · Synced May 21, 2026, 11:51 PM EDT
Completed No phase listed Observational Results available
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
ecallantide
Drug
Lead sponsor
Shire
Industry
Eligibility
16 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
40
States / cities
Little Rock, Arkansas • Bell Gardens, California • Granada Hills, California + 35 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2021 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 2 Interventional
View directory record Official record
Conditions
Hereditary Angioedema, Hereditary Angioedema Type I, Hereditary Angioedema Type II, Hereditary Angioedema Types I and II, Hereditary Angioedema Attack, Hereditary Angioedema With C1 Esterase Inhibitor Deficiency, Hereditary Angioedema - Type 1, Hereditary Angioedema - Type 2, C1 Esterase Inhibitor Deficiency, C1 Inhibitor Deficiency
Interventions
Deucrictibant low dose, Deucrictibant high dose, Placebo
Drug
Lead sponsor
Pharvaris Netherlands B.V.
Industry
Eligibility
18 Years to 75 Years
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
3
States / cities
Birmingham, Alabama • Paradise Valley, Arizona • St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 29, 2025 · Synced May 21, 2026, 11:51 PM EDT
Active, not recruiting Phase 3 Interventional
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
Deucrictibant, Placebo
Drug
Lead sponsor
Pharvaris Netherlands B.V.
Industry
Eligibility
12 Years and older
Enrollment
81 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
6
States / cities
Little Rock, Arkansas • San Diego, California • Santa Monica, California + 3 more
Source: ClinicalTrials.gov public record
Updated Feb 12, 2026 · Synced May 21, 2026, 11:51 PM EDT
Active, not recruiting Phase 2 Interventional
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
BW-20805
Drug
Lead sponsor
Shanghai Argo Biopharmaceutical Co., Ltd.
Industry
Eligibility
18 Years to 70 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
5
States / cities
Silver Spring, Maryland • St Louis, Missouri • Durham, North Carolina + 2 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2026 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
Placebo, KVD900 600 mg, KVD900 300 mg
Drug
Lead sponsor
KalVista Pharmaceuticals, Ltd.
Industry
Eligibility
12 Years and older
Enrollment
136 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2023
U.S. locations
22
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 18 more
Source: ClinicalTrials.gov public record
Updated May 1, 2025 · Synced May 21, 2026, 11:51 PM EDT
Enrolling by invitation Phase 2Phase 3 Interventional
View directory record Official record
Conditions
Hereditary Angioedema, Hereditary Angioedema Type I, Hereditary Angioedema Type II, Hereditary Angioedema Types I and II, Hereditary Angioedema Attack, Hereditary Angioedema With C1 Esterase Inhibitor Deficiency, Hereditary Angioedema - Type 1, Hereditary Angioedema - Type 2, Hereditary Angioedema - Type 3, C1 Esterase Inhibitor [C1-INH] Deficiency, C1 Esterase Inhibitor Deficiency, C1 Esterase Inhibitor, Deficiency of, C1 Inhibitor Deficiency, Hereditary Angioedema Type III, Hereditary Angioedema (HAE), Hereditary Angioedema Type I and II
Interventions
deucrictibant
Drug
Lead sponsor
Pharvaris Netherlands B.V.
Industry
Eligibility
12 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2027
U.S. locations
13
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Little Rock, Arkansas + 10 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 4 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
C1 inhibitor (human) [C1 INH]
Biological
Lead sponsor
Shire
Industry
Eligibility
6 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2012
U.S. locations
11
States / cities
Scottsdale, Arizona • Atlanta, Georgia • Wheaton, Maryland + 8 more
Source: ClinicalTrials.gov public record
Updated Jun 22, 2021 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
rhC1INH, Placebo (Saline)
Drug
Lead sponsor
Pharming Technologies B.V.
Industry
Eligibility
13 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
15
States / cities
Scottsdale, Arizona • Granada Hills, California • Los Angeles, California + 12 more
Source: ClinicalTrials.gov public record
Updated Aug 6, 2015 · Synced May 21, 2026, 11:51 PM EDT
Enrolling by invitation Phase 3 Interventional
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
navenibart
Drug
Lead sponsor
Astria Therapeutics, Inc.
Industry
Eligibility
12 Years and older
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2031
U.S. locations
8
States / cities
Scottsdale, Arizona • Little Rock, Arkansas • San Diego, California + 5 more
Source: ClinicalTrials.gov public record
Updated May 17, 2026 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
C1 Esterase Inhibitor
Drug
Lead sponsor
CSL Behring
Industry
Eligibility
6 Years and older
Enrollment
57 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2010
U.S. locations
13
States / cities
Weston, Florida • Atlanta, Georgia • Idaho Falls, Idaho + 10 more
Source: ClinicalTrials.gov public record
Updated May 6, 2015 · Synced May 21, 2026, 11:51 PM EDT
Completed Phase 3 Interventional Results available
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
icatibant
Drug
Lead sponsor
Shire
Industry
Eligibility
2 Years to 17 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
12
States / cities
Los Angeles, California • Tampa, Florida • Shreveport, Louisiana + 9 more
Source: ClinicalTrials.gov public record
Updated Jun 7, 2021 · Synced May 21, 2026, 11:51 PM EDT