Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 23, 2026, 5:27 PM EDT

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Showing 145–168 of 232 matching trials from the live ClinicalTrials.gov search.
Conditions
Thrombotic Microangiopathy
Interventions
Ravulizumab, Placebo, Best Supportive Care
Biological · Other
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
20
States / cities
Tucson, Arizona • Orange, California • Washington D.C., District of Columbia + 14 more
Conditions
Immune Thrombocytopenia (ITP), Warm Autoimmune Hemolytic Anemia (WAIHA)
Interventions
Velinotamig specified dose on specified days.
Drug
Lead sponsor
Cullinan Therapeutics Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2031
U.S. locations
1
States / cities
Webster, Texas
Conditions
Idiopathic Thrombocytopenic Purpura
Interventions
Eltrombopag, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
1 Year to 17 Years
Enrollment
92 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2014
U.S. locations
4
States / cities
Los Angeles, California • St. Petersburg, Florida • Brooklyn, New York + 1 more
Conditions
Immune Thrombocytopenia, Chemotherapy Induced Thrombocytopenia, Myelodysplasia, Aplastic Anaemia
Interventions
Immune Thrombocytopenics, Hypo-proliferative thrombocytopenics, Control Population
Other
Lead sponsor
Beth Israel Medical Center
Other
Eligibility
18 Years and older
Enrollment
50 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2013 – 2015
U.S. locations
1
States / cities
New York, New York
Conditions
Atypical Hemolytic-Uremic Syndrome
Interventions
Eculizumab
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
1 Month to 18 Years
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
4
States / cities
Atlanta, Georgia • Hackensack, New Jersey • Corpus Christi, Texas + 1 more
Conditions
Mucositis, Graft-versus-host Disease
Interventions
Tac+MTX, TAC + MMF
Drug
Lead sponsor
H. Lee Moffitt Cancer Center and Research Institute
Other
Eligibility
Not listed
Enrollment
89 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
1
States / cities
Tampa, Florida
Not listed Phase 3 Interventional

Ravulizumab and COVID-19

NCT04570397
Conditions
Covid19, Thrombotic Microangiopathies, Acute Kidney Injury
Interventions
Ravulizumab
Drug
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years to 85 Years
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Immune Thrombocytopenic Purpura
Interventions
Fostamatinib Disodium
Drug
Lead sponsor
Rigel Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
123 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
9
States / cities
Tucson, Arizona • Peoria, Illinois • Lafayette, Indiana + 5 more
Conditions
Deep Venous Thrombosis
Interventions
Not listed
Lead sponsor
Sir Mortimer B. Davis - Jewish General Hospital
Other
Eligibility
18 Years and older
Enrollment
803 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2012
U.S. locations
3
States / cities
Detroit, Michigan • Durham, North Carolina • Oklahoma City, Oklahoma
Conditions
Idiopathic Thrombocytopenic Purpura, Immune Thrombocytopenia, Warm Autoimmune Hemolytic Anemia, Cold Agglutinin Disease
Interventions
Povetacicept
Drug
Lead sponsor
Alpine Immune Sciences Inc, A Subsidiary of Vertex
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2026
U.S. locations
15
States / cities
Los Angeles, California • Washington D.C., District of Columbia • Cooper City, Florida + 11 more
Conditions
Thrombotic Microangiopathies, Hematopoietic Stem Cell Transplantation
Interventions
Biological: narsoplimab
Drug
Lead sponsor
Omeros Corporation
Industry
Eligibility
28 Days to 17 Years
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
8
States / cities
San Diego, California • Gainesville, Florida • Boston, Massachusetts + 5 more
Conditions
Immune Thrombocytopenia (ITP), Cold Agglutinin Disease (CAD)
Interventions
Iptacopan
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 120 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Atypical Hemolytic Uremic Syndrome (aHUS)
Interventions
Not listed
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
Not listed
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
12
States / cities
Dunwoody, Georgia • Chicago, Illinois • Portland, Maine + 9 more
Conditions
Thrombotic Thrombocytopenic Purpura (TTP)
Interventions
TAK-755, Standard of care
Biological
Lead sponsor
Baxalta now part of Shire
Industry
Eligibility
0 Years to 70 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2024
U.S. locations
7
States / cities
Atlanta, Georgia • Las Vegas, Nevada • Durham, North Carolina + 4 more
Conditions
Chronic Immune Thrombocytopenia, Primary Immune Thrombocytopenia, Adult Immune Thrombocytopenia
Interventions
No intervention
Other
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
3
States / cities
Los Angeles, California • Boston, Massachusetts • Seattle, Washington
Conditions
Idiopathic Thrombocytopenic Purpura
Interventions
Eltrombopag, Avatrombopag, Standard of care
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 99 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Watertown, South Dakota
Conditions
Atypical Hemolytic Uremic Syndrome
Interventions
Crovalimab
Drug
Lead sponsor
Hoffmann-La Roche
Industry
Eligibility
12 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
6
States / cities
San Francisco, California • Aurora, Colorado • Atlanta, Georgia + 3 more
Conditions
Thrombotic Microangiopathies, Atypical Hemolytic Uremic Syndrome
Interventions
OMS721 (narsoplimab)
Biological
Lead sponsor
Omeros Corporation
Industry
Eligibility
12 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
Coronary Artery Disease
Interventions
Placebo Arm, Thienopyridine Therapy, Surveillance Arm
Drug · Device
Lead sponsor
Medtronic Vascular
Industry
Eligibility
19 Years and older
Enrollment
2,272 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
1
States / cities
Anderson, South Carolina
Conditions
Primary Immunodeficiency Diseases (PID), Immune Thrombocytopenic Purpura (ITP), Kawasaki Syndrome
Interventions
Immune Globulin Intravenous (Human), 10%
Biological
Lead sponsor
Baxalta now part of Shire
Industry
Eligibility
24 Months and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2003
U.S. locations
11
States / cities
Los Angeles, California • Stanford, California • Englewood, Colorado + 8 more
Conditions
Immune Thrombocytopenia (ITP)
Interventions
NVG-2089
Drug
Lead sponsor
Nuvig Therapeutics, Inc.
Industry
Eligibility
18 Years to 80 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Boston, Massachusetts • Greenville, North Carolina
Conditions
Idiopathic Thrombocytopenic Purpura
Interventions
GMA161
Biological
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
6
States / cities
Los Angeles, California • San Diego, California • Bethesda, Maryland + 3 more
Conditions
Thrombotic Microangiopathies
Interventions
OMS721
Biological
Lead sponsor
Omeros Corporation
Industry
Eligibility
18 Years and older
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2020
U.S. locations
5
States / cities
Duarte, California • Rochester, Minnesota • New York, New York + 2 more
Conditions
Immune Thrombocytopenic Purpura
Interventions
Dexamethasone USP Micronized, Prednisone
Drug
Lead sponsor
Carelon Research
Other
Eligibility
15 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
18
States / cities
New Orleans, Louisiana • Baltimore, Maryland • Boston, Massachusetts + 10 more