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Showing 1–24 of 373 matching trials from the live ClinicalTrials.gov search.
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Completed Phase 1 Interventional

A Phase I, Open Label Trial to Evaluate the Safety, Tolerance and Biological Effects of SDZ ILE-964 (Recombinant Human Interleukin-3, RhIL-3) in HIV Infected Patients With Cytopenia

NCT00002258
View directory record Official record
Conditions
HIV Infections, Cytopenias
Interventions
Interleukin-3
Drug
Lead sponsor
Sandoz
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Sep 11, 2026, 4:37 AM EDT
Terminated Phase 3 Interventional Results available

Nomacopan (rVA576) in Transplant Associated Thrombotic Microangiopathy

NCT04784455
View directory record Official record
Conditions
Thrombotic Microangiopathies
Interventions
nomacopan (rVA576)
Drug
Lead sponsor
AKARI Therapeutics
Industry
Eligibility
6 Months to 18 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
4
States / cities
Los Angeles, California • Palo Alto, California • Durham, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 4, 2025 · Synced Sep 11, 2026, 4:37 AM EDT
Terminated Phase 3 Interventional Results available

A Study to Assess the Efficacy, Safety, and Tolerability of Rozanolixizumab in Adult Study Participants With Persistent or Chronic Primary Immune Thrombocytopenia (ITP)

NCT04224688
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 7, 2023 · Synced Sep 11, 2026, 4:37 AM EDT
Not listed Phase 2 Interventional

Combination Chemotherapy With or Without Sodium Thiosulfate in Preventing Low Platelet Count While Treating Patients With Malignant Brain Tumors

NCT00075387
View directory record Official record
Conditions
Malignant Glioma
Interventions
Carboplatin, Cyclophosphamide, Etoposide Phosphate, Quality-of-Life Assessment, Sodium Thiosulfate
Drug · Other
Lead sponsor
OHSU Knight Cancer Institute
Other
Eligibility
18 Years to 75 Years
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2024
U.S. locations
3
States / cities
Minneapolis, Minnesota • Cleveland, Ohio • Portland, Oregon
Source: ClinicalTrials.gov public record
Updated May 2, 2022 · Synced Sep 11, 2026, 4:37 AM EDT
Terminated Phase 2 Interventional Results available

The SOLID Platelet Study

NCT03712618
View directory record Official record
Conditions
Platelet Transfusion Refractoriness (PTR), Thrombocytopenia
Interventions
Platelet Transfusion - LONG Platelet Transfusion, Platelet Transfusion - SHORT Platelet Transfusion
Biological
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
18 Years to 100 Years
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 8, 2025 · Synced Sep 11, 2026, 4:37 AM EDT
Terminated Phase 1 Interventional Accepts healthy volunteers Results available

A First in HumanTrial to Evaluate The Safety, Tolerability, And Pharmacokinetics Of PF-06755347

NCT03275740
View directory record Official record
Conditions
Healthy, Primary Immune Thrombocytopenia, Polyradiculoneuropathy, Chronic Inflammatory Demyelinating
Interventions
PF-06755347 intravenous healthy participant, Placebo intravenous healthy participant, PF-06755347 subcutaneous healthy participant, Placebo subcutaneous healthy participant, PF-06755347 subcutaneous ITP
Drug
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 55 Years
Enrollment
58 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2023
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jul 4, 2024 · Synced Sep 11, 2026, 4:37 AM EDT
Recruiting No phase listed Observational

Investigation of the Genetics of Hematologic Diseases

NCT02720679
View directory record Official record
Conditions
Bone Marrow Failure Syndromes, Erythrocyte Disorder, Leukocyte Disorder, Hemostasis, Blood Coagulation Disorder, Sickle Cell Disease, Dyskeratosis Congenita, Diamond-Blackfan Anemia, Congenital Thrombocytopenia, Severe Congenital Neutropenia, Fanconi Anemia, Myelodysplastic Syndromes, Myeloproliferative Diseases
Interventions
Not listed
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Not listed
Enrollment
1,716 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2050
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 8, 2026 · Synced Sep 11, 2026, 4:37 AM EDT
Completed Phase 3 Interventional Results available

EXTEND (Eltrombopag Extended Dosing Study)

NCT00351468
View directory record Official record
Conditions
Purpura, Thrombocytopaenic, Idiopathic
Interventions
eltrombopag olamine (SB-497115-GR)
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
302 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2015
U.S. locations
23
States / cities
Huntsville, Alabama • Mobile, Alabama • Jonesboro, Arkansas + 20 more
Source: ClinicalTrials.gov public record
Updated Apr 16, 2017 · Synced Sep 11, 2026, 4:37 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Neonatal Platelet Transfusion Threshold Trial

NCT06676904
View directory record Official record
Conditions
Thrombocytopenia, Neonatal, Platelet Transfusion, Infant, Newborn, Diseases, Infant, Extremely Low Birth Weight, Infant, Small for Gestational Age, Thrombosis
Interventions
Higher Platelet Transfusion Threshold, Lower Platelet Transfusion Threshold
Procedure
Lead sponsor
NICHD Neonatal Research Network
Network
Eligibility
1 Hour to 48 Hours
Enrollment
2,433 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2025 – 2031
U.S. locations
20
States / cities
Birmingham, Alabama • Palo Alto, California • San Diego, California + 17 more
Source: ClinicalTrials.gov public record
Updated Mar 24, 2026 · Synced Sep 11, 2026, 4:37 AM EDT
Completed Phase 1 Interventional

Interleukin-2 Treatment for Wiskott-Aldrich Syndrome

NCT00774358
View directory record Official record
Conditions
Wiskott-Aldrich Syndrome (WAS), X-linked Thrombocytopenia
Interventions
Interleukin-2
Drug
Lead sponsor
Soma Jyonouchi
Other
Eligibility
24 Months and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2016
U.S. locations
3
States / cities
Philadelphia, Pennsylvania • Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 15, 2017 · Synced Sep 11, 2026, 4:37 AM EDT
Completed Phase 4 Interventional Results available

Safety and Treatment Satisfaction in Adults With Chronic ITP After Switching to Avatrombopag From Eltrombopag or Romiplostim

NCT04638829
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
Avatrombopag Oral Tablet
Drug
Lead sponsor
Sobi, Inc.
Industry
Eligibility
18 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
20
States / cities
Tucson, Arizona • Whittier, California • Washington D.C., District of Columbia + 17 more
Source: ClinicalTrials.gov public record
Updated Jan 15, 2025 · Synced Sep 11, 2026, 4:37 AM EDT
Completed Phase 3 Interventional Results available

RAISE: Randomized Placebo-Controlled Idiopathic Thrombocytopenic Purpura (ITP) Study With Eltrombopag

NCT00370331
View directory record Official record
Conditions
Purpura, Thrombocytopaenic, Idiopathic
Interventions
eltrombopag, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
197 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2008
U.S. locations
26
States / cities
Duarte, California • Los Angeles, California • San Francisco, California + 20 more
Source: ClinicalTrials.gov public record
Updated Apr 17, 2017 · Synced Sep 11, 2026, 4:37 AM EDT
Completed Phase 1 Interventional

Donor Stem Cell Transplant in Treating Young Patients With Myelodysplastic Syndrome, Leukemia, Bone Marrow Failure Syndrome, or Severe Immunodeficiency Disease

NCT00295971
View directory record Official record
Conditions
Congenital Amegakaryocytic Thrombocytopenia, Leukemia, Myelodysplastic Syndromes, Severe Congenital Neutropenia
Interventions
anti-thymocyte globulin, therapeutic allogeneic lymphocytes, fludarabine phosphate, thiotepa, allogeneic bone marrow transplantation, allogeneic hematopoietic stem cell transplantation, in vitro-treated peripheral blood stem cell transplantation, total-body irradiation
Biological · Drug · Procedure + 1 more
Lead sponsor
University of California, San Francisco
Other
Eligibility
1 Year to 17 Years
Enrollment
21 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2011
U.S. locations
2
States / cities
San Francisco, California • Chapel Hill, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 11, 2012 · Synced Sep 11, 2026, 4:37 AM EDT
Withdrawn Phase 4 Interventional

Milk-only Lactation Study for Patients on Eltrombopag

NCT01055600
View directory record Official record
Conditions
Thrombocytopaenia
Interventions
eltrombopag
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
4 Weeks to 26 Weeks
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2014
U.S. locations
1
States / cities
Research Triangle Park, North Carolina
Source: ClinicalTrials.gov public record
Updated May 12, 2015 · Synced Sep 11, 2026, 4:37 AM EDT
Recruiting No phase listed Observational

Study of Ultomiris® (Ravulizumab) Safety in Pregnancy

NCT06312644
View directory record Official record
Conditions
Ultomiris-exposed Pregnant/ Postpartum, Pregnancy, Paroxysmal Nocturnal Hemoglobinuria (PNH), Atypical Hemolytic Uremic Syndrome (aHUS), Generalized Myasthenia Gravis (gMG), Neuromyelitis Optica Spectrum Disorder (NMOSD)
Interventions
Ultomiris
Drug
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
Female only
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2034
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Apr 15, 2026 · Synced Sep 11, 2026, 4:37 AM EDT
Terminated No phase listed Observational

A Chart Review of Rituximab Plus Repeated Cycles of Dexamethasone

NCT02050581
View directory record Official record
Conditions
Idiopathic Thrombocytopenia Purpura
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
3 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 15, 2018 · Synced Sep 11, 2026, 4:37 AM EDT
Completed Phase 3 Interventional Results available

Study of Ravulizumab in Children and Adolescents With Atypical Hemolytic Uremic Syndrome (aHUS)

NCT03131219
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 14, 2024 · Synced Sep 11, 2026, 4:37 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Eltrombopag and the Bcl-extra-large (xL) Pathway in Idiopathic Thrombocytopenic Purpura (ITP)

NCT00902018
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
Eltrombopag, Romiplostim, healthy controls
Drug · Other
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2015
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 17, 2019 · Synced Sep 11, 2026, 4:37 AM EDT
Terminated Phase 2 Interventional Results available

Study to Assess Efficacy and Safety of NS-018 Compared to BAT in Patients With Myelofibrosis

NCT04854096
View directory record Official record
Conditions
Primary Myelofibrosis, Post-essential Thrombocythemia Myelofibrosis, Post-polycythemia Vera Myelofibrosis
Interventions
NS-018, Best Available Therapy
Drug
Lead sponsor
NS Pharma, Inc.
Industry
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
3
States / cities
Worcester, Massachusetts • Houston, Texas
Source: ClinicalTrials.gov public record
Updated May 22, 2025 · Synced Sep 11, 2026, 4:37 AM EDT
Completed Phase 1Phase 2 Interventional

Combination Chemotherapy Followed By Peripheral Stem Cell Transplantation or Isotretinoin in Treating Patients With Acute Myeloid Leukemia, Myelodysplastic Syndrome, or Acute Lymphocytic Leukemia

NCT00003619
View directory record Official record
Conditions
Chronic Myeloproliferative Disorders, Leukemia, Myelodysplastic Syndromes, Thrombocytopenia
Interventions
filgrastim, vitamin E, busulfan, cytarabine, etoposide, fludarabine phosphate, isotretinoin, topotecan hydrochloride, bone marrow ablation with stem cell support, peripheral blood stem cell transplantation
Biological · Dietary Supplement · Drug + 1 more
Lead sponsor
Drexel University College of Medicine
Other
Eligibility
19 Years to 90 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2004
U.S. locations
2
States / cities
Philadelphia, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jun 25, 2013 · Synced Sep 11, 2026, 4:37 AM EDT
Completed Phase 2 Interventional Results available

Dose/ Schedule Finding Trial of Romiplostim for Chemotherapy-Induced Thrombocytopenia (CIT) in Non-Small Cell Lung Cancer (NSCLC)

NCT00413283
View directory record Official record
Conditions
Lung Cancer, Chemotherapy-Induced Thrombocytopenia, Non-Small Cell Lung Cancer, Cancer, Lung Neoplasms, Oncology, Solid Tumors, Thrombocytopenia
Interventions
Romiplostim, Placebo, Gemcitabine, Carboplatin, Cisplatin
Biological · Drug
Lead sponsor
Amgen
Industry
Eligibility
18 Years and older
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2009
U.S. locations
51
States / cities
Glendale, Arizona • Anaheim, California • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Oct 23, 2013 · Synced Sep 11, 2026, 4:37 AM EDT
Recruiting Phase 1 Interventional

Phase 1b Trial of RAY121 in Immunological Diseases (RAINBOW Trial)

NCT06371417
View directory record Official record
Conditions
Antiphospholipid Syndrome (APS), Bullous Pemphigoid (BP), Behçet's Syndrome (BS), Dermatomyositis (DM), Immune-mediated Necrotizing Myopathy (IMNM), Immune Thrombocytopenia (ITP)
Interventions
RAY121
Drug
Lead sponsor
Chugai Pharmaceutical
Industry
Eligibility
18 Years to 85 Years
Enrollment
144 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
11
States / cities
Orange, California • Baltimore, Maryland • Lake Success, New York + 8 more
Source: ClinicalTrials.gov public record
Updated Jul 21, 2026 · Synced Sep 11, 2026, 4:37 AM EDT
Terminated Phase 2Phase 3 Interventional Results available

Study of Quadruple Therapy With Eltrombopag for Chronic Hepatitis C

NCT01821625
View directory record Official record
Conditions
Thrombocytopenia, Hepatitis C
Interventions
Eltrombopag
Drug
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Nov 12, 2019 · Synced Sep 11, 2026, 4:37 AM EDT
Terminated Phase 2 Interventional Results available

Fostamatinib as a Single Agent or in Combination With Ruxolitinib for Treatment of Patients With Myelofibrosis With Severe Thrombocytopenia

NCT04543279
View directory record Official record
Conditions
Myelofibrosis, Thrombocytopenia
Interventions
Fostamatinib, Ruxolitinib
Drug
Lead sponsor
Washington University School of Medicine
Other
Eligibility
18 Years and older
Enrollment
3 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
St Louis, Missouri
Source: ClinicalTrials.gov public record
Updated Dec 14, 2023 · Synced Sep 11, 2026, 4:37 AM EDT