Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Oct 22, 2026, 10:42 PM EDT

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Showing 49–72 of 232 matching trials from the live ClinicalTrials.gov search.
Conditions
Acquired Thrombotic Thrombocytopenic Purpura
Interventions
Caplacizumab, Placebo
Biological
Lead sponsor
Ablynx, a Sanofi company
Industry
Eligibility
18 Years and older
Enrollment
145 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
19
States / cities
Birmingham, Alabama • Los Angeles, California • Atlanta, Georgia + 15 more
Conditions
Thrombotic Microangiopathy, Hematopoietic Stem Cell Transplant
Interventions
Not listed
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
4 Weeks and older
Enrollment
307 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2026
U.S. locations
3
States / cities
Boston, Massachusetts • Akron, Ohio • Salt Lake City, Utah
Conditions
Idiopathic Thrombocytopenia Purpura
Interventions
E5501, Drug: E5501
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
42 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2011
U.S. locations
1
States / cities
Lenexa, Kansas
Conditions
Autoimmune Thrombocytopenic Purpura
Interventions
Doxil
Drug
Lead sponsor
Hematology and Oncology Specialists
Other
Eligibility
0 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2005
U.S. locations
1
States / cities
Metairie, Louisiana
Conditions
Hematologic Neoplasms, Thrombocytopenia, Anticoagulants, Platelet Aggregation Inhibitors
Interventions
Hold, Prophylactic dose antithrombotic, Change antithrombotic Drug, Change platelet transfusion threshold, Full dose antithrombotics, Mechanical measures, Intermediate dose antithrombotic
Drug · Biological · Device
Lead sponsor
Maastricht University Medical Center
Other
Eligibility
18 Years and older
Enrollment
300 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Atypical Hemolytic Uremic Syndrome (aHUS)
Interventions
Ravulizumab
Biological
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
Not listed
Enrollment
34 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2022
U.S. locations
6
States / cities
Hollywood, Florida • Atlanta, Georgia • Detroit, Michigan + 3 more
Conditions
Immune Thrombocytopenia
Interventions
Not listed
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
1
States / cities
Boston, Massachusetts
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
Bone Marrow Failure Syndromes, Anemia, Aplastic, Myelodysplastic Syndromes, Hemoglobinuria, Paroxysmal, Red-Cell Aplasia, Pure, Purpura, Thrombocytopenic, Leukemia, Lymphocytic
Interventions
Not listed
Lead sponsor
Office of Rare Diseases (ORD)
NIH
Eligibility
11 Years and older
Enrollment
450 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
4
States / cities
Los Angeles, California • Tampa, Florida • Cleveland, Ohio + 1 more
Completed Phase 1Phase 2 Interventional Results available

Sirolimus for Autoimmune Disease of Blood Cells

NCT00392951
Conditions
Autoimmune Pancytopenia, Autoimmune Lymphoproliferative Syndrome (ALPS), Evans Syndrome, Idiopathic Thrombocytopenic Purpura, Anemia, Hemolytic, Autoimmune, Autoimmune Neutropenia, Lupus Erythematosus, Systemic, Inflammatory Bowel Disease, Rheumatoid Arthritis
Interventions
sirolimus
Drug
Lead sponsor
Children's Hospital of Philadelphia
Other
Eligibility
1 Year to 30 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2016
U.S. locations
1
States / cities
Philadelphia, Pennsylvania
Conditions
Deep Vein Thrombosis, Venous Stasis, Venous Insufficiency, Venous Leg Ulcer, Venous Reflux, Post Thrombotic Syndrome
Interventions
Stents
Device
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
225 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2026
U.S. locations
29
States / cities
Orange, California • San Francisco, California • New Haven, Connecticut + 23 more
Conditions
Stem Cell Transplant Complications, Thrombotic Microangiopathies
Interventions
No intervention
Other
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
1 Month and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Idiopathic Thrombocytopenic Purpura (ITP)
Interventions
E5501
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years to 55 Years
Enrollment
36 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
Started 2011
U.S. locations
1
States / cities
Tempe, Arizona
Conditions
Nonneoplastic Condition
Interventions
Rituximab, Prednisone
Biological · Drug
Lead sponsor
Mayo Clinic
Other
Eligibility
21 Years and older
Enrollment
22 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Rochester, Minnesota
Conditions
Polycythemia Vera (PV)
Interventions
Ruxolitinib
Other
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 99 Years
Enrollment
1,576 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
East Hanover, New Jersey
Conditions
Immune Thrombocytopenic Purpura (ITP)
Interventions
eltrombopag
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 99 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
2
States / cities
Nyack, New York • Cleveland, Ohio
Not listed No phase listed Observational

Biomarkers of Acute Stroke in Clinic

NCT03897478
Conditions
Ischemic Stroke, Ischemia, Atrial Fibrillation, Transient Ischemic Attack, Transient Cerebrovascular Events, Thrombotic Stroke, Stroke, Stroke, Acute, Stroke, Ischemic, Stroke, Complication, Stroke of Basilar Artery, Atherosclerosis, Atheroma, Cardioembolic Stroke, Cardiomyopathies, Cardiovascular Stroke, Thromboembolism
Interventions
ISCDX blood test
Diagnostic Test
Lead sponsor
Ischemia Care LLC
Industry
Eligibility
18 Years to 80 Years
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Columbus, Ohio
Conditions
Atypical Hemolytic Uremic Syndrome
Interventions
Eculizumab
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
18 Years and older
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
6
States / cities
Atlanta, Georgia • Fort Wayne, Indiana • New York, New York + 2 more
Conditions
Myocardial Infarction, Cardiovascular Death, Atherothrombosis, Stroke
Interventions
Ticagrelor 90 mg, Ticagrelor 60 mg, Ticagrelor Placebo
Drug
Lead sponsor
AstraZeneca
Industry
Eligibility
50 Years to 130 Years
Enrollment
21,379 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
250
States / cities
Alexander City, Alabama • Athens, Alabama • Birmingham, Alabama + 247 more
Conditions
Thromboembolism
Interventions
Apixaban
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
1 Day to 18 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2020
U.S. locations
18
States / cities
Little Rock, Arkansas • Orange, California • Hartford, Connecticut + 13 more
Conditions
Immune Thrombocytopenic Purpura
Interventions
LGD-4665, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
23 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2009
U.S. locations
15
States / cities
San Diego, California • San Francisco, California • Manchester, Connecticut + 9 more
Conditions
Immune Thrombocytopenia
Interventions
Not listed
Lead sponsor
Stanford University
Other
Eligibility
Not listed
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2017
U.S. locations
2
States / cities
Stanford, California • New York, New York
Conditions
Immune Thrombocytopenic Purpura (ITP)
Interventions
Mezagitamab
Drug
Lead sponsor
Takeda
Industry
Eligibility
18 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
25
States / cities
Hot Springs, Arkansas • Los Angeles, California • San Diego, California + 21 more
Conditions
Primary Immune Thrombocytopenia
Interventions
Rozanolixizumab, Placebo
Drug · Other
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
2
States / cities
St. Petersburg, Florida • Boston, Massachusetts