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ClinicalTrials.gov public records Last synced Oct 1, 2026, 11:37 PM EDT

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Showing 1–24 of 51 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: C1-esterase inhibitor (Cinryze) Clear all
Completed No phase listed Observational

Patient Registry Study of Berinert® in Normal Clinical Practice

NCT01108848
View directory record Official record
Conditions
Includes: Hereditary Angioedema
Interventions
Berinert® (C1 Esterase Inhibitor)
Biological
Lead sponsor
CSL Behring
Industry
Eligibility
Not listed
Enrollment
318 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
34
States / cities
Scottsdale, Arizona • Granada Hills, California • Los Angeles, California + 31 more
Source: ClinicalTrials.gov public record
Updated Jun 9, 2014 · Synced Oct 1, 2026, 11:37 PM EDT
Terminated Phase 3 Interventional Results available

Efficacy and Safety of Human Plasma-derived C1-esterase Inhibitor as add-on to Standard of Care for the Treatment of Refractory Antibody Mediated Rejection (AMR) in Adult Renal Transplant Recipients

NCT03221842
View directory record Official record
Conditions
Antibody-mediated Rejection
Interventions
C1-esterase inhibitor, Placebo
Drug
Lead sponsor
CSL Behring
Industry
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2021
U.S. locations
13
States / cities
Birmingham, Alabama • Phoenix, Arizona • San Francisco, California + 9 more
Source: ClinicalTrials.gov public record
Updated Jul 29, 2022 · Synced Oct 1, 2026, 11:37 PM EDT
Recruiting Phase 1Phase 2 Interventional

Oral Deucrictibant for Prophylactic and Acute Treatment in Hereditary Angioedema Patients

NCT07046806
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 2, 2025 · Synced Oct 1, 2026, 11:37 PM EDT
Completed No phase listed Observational

Patient Registry to Evaluate the Real-world Safety of Ruconest®

NCT03697187
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
rhC1INH
Drug
Lead sponsor
Pharming Technologies B.V.
Industry
Eligibility
13 Years and older
Enrollment
152 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Apr 5, 2024 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 1Phase 2 Interventional Results available

C1INH Inhibitor Preoperative and Post Kidney Transplant to Prevent DGF & IRI

NCT02134314
View directory record Official record
Conditions
End Stage Renal Disease, Kidney Failure, Delayed Graft Function, Ischemic Reperfusion Injury
Interventions
C1 Esterase Inhibitor, Placebo
Drug
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years to 70 Years
Enrollment
70 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 25, 2018 · Synced Oct 1, 2026, 11:37 PM EDT
Recruiting Phase 3 Interventional

Study of Oral Deucrictibant XR Tablet for Prophylaxis and Deucrictibant Soft Capsule for On-Demand Treatment of Angioedema Attacks in Adults With Acquired Angioedema Due to C1 Inhibitor Deficiency

NCT07266805
View directory record Official record
Conditions
Acquired Angioedema Due to C1-Inhibitor Deficiency (AAE-C1-INH)
Interventions
Deucrictibant, Placebo
Drug
Lead sponsor
Pharvaris Netherlands B.V.
Industry
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
4
States / cities
San Diego, California • Walnut Creek, California • St Louis, Missouri + 1 more
Source: ClinicalTrials.gov public record
Updated Sep 21, 2026 · Synced Oct 1, 2026, 11:37 PM EDT
Recruiting Phase 3 Interventional

Study of IV Human Plasma-derived C1 Esterase Inhibitor Concentrate in Patients With Congenital C1-INH Deficiency for Treatment and Pre-procedure Preventing of Acute Hereditary Angioedema Attacks

NCT06361537
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 Sep 29, 2026 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 2 Interventional Results available

C1-Inhibitor (INH) for Refractory Antibody Mediated Renal Allograft Rejection

NCT02936479
View directory record Official record
Conditions
Antibody Mediated Rejection of Kidney Transplant
Interventions
C1-INH (Berinert)
Drug
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 70 Years
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 11, 2019 · Synced Oct 1, 2026, 11:37 PM EDT
Terminated Phase 3 Interventional Results available

A Multicenter Study to Evaluate the Efficacy and Safety of Cinryze® for the Treatment of Acute Antibody-mediated Rejection in Participants With Kidney Transplant

NCT02547220
View directory record Official record
Conditions
Acute Antibody-Mediated Rejection (AMR)
Interventions
Cinryze®, Placebo
Biological · Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years to 70 Years
Enrollment
39 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2019
U.S. locations
29
States / cities
Los Angeles, California • San Francisco, California • Aurora, Colorado + 22 more
Source: ClinicalTrials.gov public record
Updated Jul 13, 2020 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 3 Interventional Results available

Study to Evaluate the Clinical Efficacy and Safety of Subcutaneously Administered C1 Esterase Inhibitor for the Prevention of Angioedema Attacks in Adolescents and Adults With Hereditary Angioedema

NCT02584959
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 8, 2021 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 2 Interventional Results available

CINRYZE for the Treatment of Hereditary Angioedema Attacks in Children Under the Age of 12

NCT01095510
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
CINRYZE
Biological
Lead sponsor
Shire
Industry
Eligibility
2 Years to 11 Years
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2012
U.S. locations
8
States / cities
Colorado Springs, Colorado • Tampa, Florida • Chevy Chase, Maryland + 5 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2021 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 2 Interventional Results available

Safety of Ruconest in 2-13 Year Old Hereditary Angioedema (HAE) Patients

NCT01359969
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 29, 2024 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 2 Interventional Results available

A Phase 2 HAE Prophylaxis Study With Recombinant Human C1 Inhibitor

NCT02247739
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
Recombinant human C1 inhibitor, Placebo
Biological · Other
Lead sponsor
Pharming Technologies B.V.
Industry
Eligibility
13 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
4
States / cities
Tampa, Florida • St Louis, Missouri • Lake Oswego, Oregon
Source: ClinicalTrials.gov public record
Updated Dec 8, 2017 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 3 Interventional Results available

Subcutaneous Treatment With Icatibant for Acute Attacks of Hereditary Angioedema

NCT00097695
View directory record Official record
Conditions
Angioedema
Interventions
Icatibant, Placebo
Drug
Lead sponsor
Shire
Industry
Eligibility
18 Years and older
Enrollment
84 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Jun 9, 2021 · Synced Oct 1, 2026, 11:37 PM EDT
Terminated Phase 2 Interventional Results available

Dose-ranging Study of Oral PHA-022121 for Prophylaxis Against Angioedema Attacks in Patients With Hereditary Angioedema Type I or Type II

NCT05047185
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 Aug 17, 2026 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 3 Interventional Results available

Open-Label C1 Esterase Inhibitor (C1INH-nf) for the Prevention of Acute Hereditary Angioedema (HAE) Attacks

NCT00462709
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
C1 esterase inhibitor [human] (C1INH-nf)
Biological
Lead sponsor
Shire
Industry
Eligibility
1 Year and older
Enrollment
146 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
48
States / cities
Hoover, Alabama • Scottsdale, Arizona • Bentonville, Arkansas + 45 more
Source: ClinicalTrials.gov public record
Updated Jun 8, 2021 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Clinical Efficacy and Safety of Subcutaneously Administered C1-esterase Inhibitor in the Prevention of Hereditary Angioedema

NCT01912456
View directory record Official record
Conditions
Hereditary Angioedema Types I and II
Interventions
Low-volume C1-esterase inhibitor, Higher-volume C1-esterase inhibitor, Low-volume placebo, Higher-volume placebo
Biological
Lead sponsor
CSL Behring
Industry
Eligibility
12 Years and older
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
19
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Bell Gardens, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jan 29, 2021 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 1 Interventional Results available

C1-esterase Inhibitor (Cinryze) for Acute Treatment of Neuromyelitis Optica Exacerbation

NCT01759602
View directory record Official record
Conditions
Neuromyelitis Optica
Interventions
C1-esterase inhibitor (Cinryze)
Drug
Lead sponsor
Michael Levy
Other
Eligibility
18 Years to 65 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 18, 2014 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 4 Interventional

A Study to Evaluate the Benefit of RUCONEST® in Subjects Who Experience ADRs Related to IVIG Infusions

NCT03576469
View directory record Official record
Conditions
CVI - Common Variable Immunodeficiency
Interventions
C1-esterase inhibitor [recombinant] (C1-INH-R)
Biological
Lead sponsor
IMMUNOe Research Centers
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Centennial, Colorado
Source: ClinicalTrials.gov public record
Updated Feb 15, 2021 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 2 Interventional Results available

Subcutaneous CINRYZE With Recombinant Human Hyaluronidase for Prevention of Angioedema Attacks

NCT01756157
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
CINRYZE with rHuPH20
Biological
Lead sponsor
Shire
Industry
Eligibility
12 Years and older
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
17
States / cities
Birmingham, Alabama • Scottsdale, Arizona • Bentonville, Arkansas + 14 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2021 · Synced Oct 1, 2026, 11:37 PM EDT
Recruiting Phase 2 Interventional

Improving Deceased-Donor Kidney Transplant Outcomes Via a Single Intragraft Injection of C1 Esterase Inhibitor (IMPROVE TRIAL)

NCT06919003
View directory record Official record
Conditions
Kidney Transplant
Interventions
Berinert, Placebo for Berinert
Biological · Other
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 75 Years
Enrollment
180 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2032
U.S. locations
4
States / cities
Los Angeles, California • Chicago, Illinois • Kansas City, Kansas + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 27, 2026 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Safety & Tolerability of Berinert® (C1 Inhibitor) Therapy to Prevent Rejection

NCT01134510
View directory record Official record
Conditions
Kidney Transplantation
Interventions
C1 Esterase Inhibitor, Placebos
Drug
Lead sponsor
Stanley Jordan, MD
Other
Eligibility
18 Years to 65 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2013
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 21, 2017 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 2 Interventional

Study to Evaluate the Benefit of RUCONEST in Improving Neurological Symptoms in Post COVID-19 Infection

NCT04705831
View directory record Official record
Conditions
Post-Viral Fatigue Syndrome, Post-Viral Disorder (Disorder), Covid19
Interventions
Ruconest
Drug
Lead sponsor
IMMUNOe Research Centers
Industry
Eligibility
18 Years to 75 Years
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Centennial, Colorado
Source: ClinicalTrials.gov public record
Updated Aug 11, 2025 · Synced Oct 1, 2026, 11:37 PM EDT
Completed Phase 2Phase 3 Interventional Results available

Human C1 Esterase Inhibitor (C1-INH) in Subjects With Acute Abdominal or Facial Hereditary Angioedema (HAE) Attacks

NCT00168103
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 31, 2015 · Synced Oct 1, 2026, 11:37 PM EDT