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ClinicalTrials.gov public records Last synced Oct 2, 2026, 5:40 AM EDT

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Showing 1–24 of 34 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: C1 Esterase Inhibitor (Human) Clear all
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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM 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 2, 2026, 5:40 AM EDT
Completed Phase 4 Interventional

Treatment of Hereditary Angioedema Prodrome with Recombinant C1-esterase Inhibitor (Ruconest)

NCT06690047
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
Ruconest
Biological
Lead sponsor
Bernstein Clinical Research Center
Other
Eligibility
14 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
2
States / cities
Birmingham, Alabama • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Nov 15, 2024 · Synced Oct 2, 2026, 5:40 AM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study of CINRYZE for Prevention of Angioedema Attacks in Children Ages 6-11 With Hereditary Angioedema

NCT02052141
View directory record Official record
Conditions
Hereditary Angioedema (HAE)
Interventions
CINRYZE 500, CINRYZE 1000
Biological
Lead sponsor
Shire
Industry
Eligibility
6 Years to 11 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
3
States / cities
Colorado Springs, Colorado • Las Vegas, Nevada • Eugene, Oregon
Source: ClinicalTrials.gov public record
Updated Jun 3, 2021 · Synced Oct 2, 2026, 5:40 AM EDT
Completed Phase 3 Interventional Results available

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

NCT01005888
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
C1 esterase inhibitor [human] (C1INH-nf), Placebo (saline)
Biological · Drug
Lead sponsor
Shire
Industry
Eligibility
6 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
16
States / cities
Scottsdale, Arizona • San Diego, California • Walnut Creek, California + 13 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2021 · Synced Oct 2, 2026, 5:40 AM EDT
Completed Phase 3 Interventional Results available

Efficacy, Safety and Immunogenicity Study of Recombinant Human C1 Inhibitor for the Treatment of Acute HAE Attacks

NCT01188564
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 7, 2015 · Synced Oct 2, 2026, 5:40 AM EDT
Completed Phase 4 Interventional Results available

A Study to Evaluate the Safety and Effect of Escalating Doses of CINRYZE

NCT00914966
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 23, 2021 · Synced Oct 2, 2026, 5:40 AM EDT
Active, not recruiting Phase 1Phase 2 Interventional

A Gene Therapy Study of BMN 331 in Subjects With Hereditary Angioedema

NCT05121376
View directory record Official record
Conditions
Hereditary Angioedema, HAE
Interventions
Dose 1 of BMN 331, Dose 2 of BMN 331, Dose 3 of BMN 331, Dose 4 of BMN 331, Dose 5 of BMN 331, Dose 6 of BMN 331, Dose 7 of BMN 331
Genetic
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
18 Years and older
Enrollment
44 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
13
States / cities
Birmingham, Alabama • Scottsdale, Arizona • San Diego, California + 10 more
Source: ClinicalTrials.gov public record
Updated May 16, 2024 · Synced Oct 2, 2026, 5:40 AM EDT
Completed Phase 2 Interventional Results available

Prevention of Severe SARS-CoV-2 Infection in Hospitalized Patients With COVID-19

NCT04530136
View directory record Official record
Conditions
Confirmed Coronavirus Disease
Interventions
Ruconest
Drug
Lead sponsor
Pharming Technologies B.V.
Industry
Eligibility
18 Years to 85 Years
Enrollment
38 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
4
States / cities
Marlton, New Jersey • Mount Holly, New Jersey • Ridgewood, New Jersey + 1 more
Source: ClinicalTrials.gov public record
Updated Feb 16, 2024 · Synced Oct 2, 2026, 5:40 AM EDT
Completed Phase 1Phase 2 Interventional Results available

A Study to Evaluate the Clinical Pharmacology and Safety of C1-esterase Inhibitor Administered by the Subcutaneous Route

NCT01576523
View directory record Official record
Conditions
Hereditary Angioedema Types I and II
Interventions
C1-esterase inhibitor - single intravenous dose, C1-esterase inhibitor - subcutaneous low dose, C1-esterase inhibitor - subcutaneous medium dose, C1-esterase inhibitor - subcutaneous high dose
Biological
Lead sponsor
CSL Behring
Industry
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012
U.S. locations
5
States / cities
Atlanta, Georgia • Chevy Chase, Maryland • Cincinnati, Ohio + 2 more
Source: ClinicalTrials.gov public record
Updated Feb 1, 2021 · Synced Oct 2, 2026, 5:40 AM EDT
Completed Phase 2 Interventional Results available

A Study to Evaluate the Safety, Pharmacokinetics, and Pharmacodynamics of Subcutaneous CINRYZE Administration

NCT01095497
View directory record Official record
Conditions
Hereditary Angioedema
Interventions
CINRYZE
Biological
Lead sponsor
Shire
Industry
Eligibility
12 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
7
States / cities
Scottsdale, Arizona • Walnut Creek, California • Atlanta, Georgia + 4 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2021 · Synced Oct 2, 2026, 5:40 AM EDT
Not listed Phase 1 Interventional

RUCONEST® as a Therapeutic Strategy to Reduce the Incidence of Delayed Graft Function

NCT03791476
View directory record Official record
Conditions
Kidney Failure
Interventions
rhC1INH, Saline Solution
Drug · Other
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
1
States / cities
Madison, Wisconsin
Source: ClinicalTrials.gov public record
Updated Dec 14, 2020 · Synced Oct 2, 2026, 5:40 AM EDT