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ClinicalTrials.gov public records Last synced Jul 21, 2026, 11:36 PM EDT

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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Cytopenia Clear all
Completed No phase listed Observational

COVID-19 Associated Lymphopenia Pathogenesis Study in Blood

NCT04401436
View directory record Official record
Conditions
Coronavirus Disease 2019
Interventions
Not listed
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years to 99 Years
Enrollment
240 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
3
States / cities
Washington D.C., District of Columbia • Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 26, 2025 · Synced Jul 21, 2026, 11:36 PM EDT
Terminated Phase 3 Interventional

Strategies for Transfusion of Platelets (SToP)

NCT00420914
View directory record Official record
Conditions
Thrombocytopenia
Interventions
low dose of 2.25 x 10^11 platelets/transfusion (range 1.5 to 2.9)
Procedure
Lead sponsor
Hamilton Health Sciences Corporation
Other
Eligibility
17 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2003
U.S. locations
2
States / cities
Los Angeles, California • Lebanon, New Hampshire
Source: ClinicalTrials.gov public record
Updated May 27, 2008 · Synced Jul 21, 2026, 11:36 PM EDT
Terminated Phase 3 Interventional Accepts healthy volunteers

Comparing Fresh Random Platelets and Autologous Cryopreserved Thrombosol Treated Autologous Platelets

NCT00074763
View directory record Official record
Conditions
Leukemia, Lymphoma
Interventions
Platelet Transfusion
Biological
Lead sponsor
M.D. Anderson Cancer Center
Other
Eligibility
Not listed
Enrollment
4 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2003 – 2006
U.S. locations
1
States / cities
Houston, Texas
Source: ClinicalTrials.gov public record
Updated Aug 1, 2012 · Synced Jul 21, 2026, 11:36 PM EDT
Recruiting Early Phase 1 Interventional

Serial Blood Count Study

NCT07066085
View directory record Official record
Conditions
Cyclic Neutropenia, Congenital Neutropenia, Neutropenia
Interventions
Serial Blood Count Study, Athelas Home device
Device
Lead sponsor
University of Washington
Other
Eligibility
5 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2025
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Jul 14, 2025 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Not applicable Interventional Accepts healthy volunteers

THC Crossover Study

NCT04429568
View directory record Official record
Conditions
THC, Cannabis, Cannabis Smoking, Cannabis Use, Unspecified, Cigarette Smoking, Tobacco Use, Nicotine Dependence, Nicotine Withdrawal, Cardiovascular Risk Factor
Interventions
Smoked Cannabis, Vaped Cannabis, Tobacco Cigarette
Other
Lead sponsor
University of California, San Francisco
Other
Eligibility
21 Years and older
Enrollment
14 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2024
U.S. locations
2
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Jun 30, 2024 · Synced Jul 21, 2026, 11:36 PM 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 Jul 21, 2026, 11:36 PM EDT
Completed Phase 1 Interventional Results available

A Placebo Controlled Trial of Bempegaldesleukin (BEMPEG; NKTR-214) With Standard of Care in Patients With Mild COVID-19

NCT04646044
View directory record Official record
Conditions
Covid-19, Coronavirus Disease 2019
Interventions
Bempegaldesleukin, Standard of Care, Placebo
Drug · Other
Lead sponsor
Nektar Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
4
States / cities
Hialeah, Florida • Winter Park, Florida • Mesquite, Texas
Source: ClinicalTrials.gov public record
Updated Mar 11, 2024 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Phase 1 Interventional

Open-Label, Phase 1 Study to Evaluate Duration of Severe Neutropenia After Same-Day Dosing of Eflapegrastim in Patients With Breast-Cancer

NCT04187898
View directory record Official record
Conditions
Neutropenia, Breast Cancer
Interventions
Eflapegrastim, Docetaxel, Cyclophosphamide
Biological · Drug
Lead sponsor
Spectrum Pharmaceuticals, Inc
Industry
Eligibility
18 Years to 55 Years
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
8
States / cities
Tucson, Arizona • Yuma, Arizona • Anaheim, California + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 18, 2024 · Synced Jul 21, 2026, 11:36 PM EDT
Withdrawn Phase 2 Interventional

Amifostine & High-Dose Combination Chemotherapy in Treating Patients With Acute ML or CML

NCT00003407
View directory record Official record
Conditions
Drug/Agent Toxicity by Tissue/Organ, Leukemia, Myelodysplastic Syndromes, Neutropenia
Interventions
amifostine trihydrate, cytarabine, mitoxantrone hydrochloride
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years to 120 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2001 – 2004
U.S. locations
4
States / cities
Chicago, Illinois • Kankakee, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 1, 2023 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Phase 3 Interventional Results available

A Efficacy and Safety Study of R935788 in the Treatment of Persistent/Chronic Immune Thrombocytopenic Purpura (ITP)

NCT02076399
View directory record Official record
Conditions
Immune Thrombocytopenic Purpura
Interventions
Fostamatinib disodium, Placebo
Drug
Lead sponsor
Rigel Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
76 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2016
U.S. locations
13
States / cities
Tucson, Arizona • Los Angeles, California • Lakeland, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Feb 11, 2019 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Phase 2 Interventional

Phase II Study of High-Dose Cyclophosphamide in Patients With Severe Autoimmune Hematologic Disease

NCT00010387
View directory record Official record
Conditions
Anemia, Hemolytic, Autoimmune, Felty Syndrome, Purpura, Thrombocytopenic, Autoimmune Diseases
Interventions
cyclophosphamide, filgrastim
Drug
Lead sponsor
Johns Hopkins University
Other
Eligibility
Not listed
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 1999
U.S. locations
1
States / cities
Baltimore, Maryland
Source: ClinicalTrials.gov public record
Updated Sep 9, 2008 · Synced Jul 21, 2026, 11:36 PM EDT
Completed No phase listed Observational

Acquired Pyruvate Kinase Deficiency In Clonal Myeloid Neoplasms

NCT04902833
View directory record Official record
Conditions
Pyruvate Kinase Deficiency, Pyruvate Kinase Deficiency Anemia, Hereditary Hemolytic Anemia, Myelodysplastic Syndromes, Myelodysplastic/Myeloproliferative Neoplasm, Clonal Myeloid Neoplasm, Myeloproliferative Neoplasm, Acute Myeloid Leukemia, Clonal Cytopenia of Undetermined Significance, Other Clonal Myeloid Neoplasm, Unexplained Coombs-negative Non-immune Hemolytic Anemia
Interventions
Blood Draw
Procedure
Lead sponsor
Massachusetts General Hospital
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2026
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated May 18, 2026 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy Study for Solid Tumor Patients Treated With Eltrombopag

NCT01147809
View directory record Official record
Conditions
Thrombocytopaenia
Interventions
Eltrombopag olamine, Placebo
Drug · Other
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
130 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2015
U.S. locations
33
States / cities
Sedona, Arizona • Hot Springs, Arkansas • Rancho Cucamonga, California + 29 more
Source: ClinicalTrials.gov public record
Updated Apr 17, 2016 · Synced Jul 21, 2026, 11:36 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available

Thrombocytopenia and Bleeding in Wiskott-Aldrich Syndrome (WAS) Patients

NCT00909363
View directory record Official record
Conditions
Wiskott-Aldrich Syndrome, Thrombocytopenia, Bleeding
Interventions
Promacta, blood drawing in patients with WAS, blood drawing in healthy controls
Drug · Diagnostic Test
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
3 Months to 80 Years · Male only
Enrollment
24 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 17, 2019 · Synced Jul 21, 2026, 11:36 PM EDT
Terminated Phase 2 Interventional Results available

Eltrombopag for Thrombocytopenia in Patients With Relapsed Multiple Myeloma

NCT01484314
View directory record Official record
Conditions
Thrombocytopenia, Multiple Myeloma
Interventions
Eltrombopag
Drug
Lead sponsor
Dana-Farber Cancer Institute
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Mar 14, 2017 · Synced Jul 21, 2026, 11:36 PM EDT
Terminated No phase listed Observational Results available

Evaluating the Presence of Blood Clots in People With Heparin-Induced Thrombocytopenia (HIT) (The HOT Study)

NCT00594685
View directory record Official record
Conditions
Thrombocytopenia
Interventions
Not listed
Lead sponsor
Carelon Research
Other
Eligibility
6 Months and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008
U.S. locations
21
States / cities
Atlanta, Georgia • Iowa City, Iowa • New Orleans, Louisiana + 13 more
Source: ClinicalTrials.gov public record
Updated Mar 12, 2013 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Phase 4 Interventional Results available

A Study to Find Out How Safe and Effective Gammaplex® is in Young People With Primary Immunodeficiency

NCT01289847
View directory record Official record
Conditions
Primary Immune Deficiency Disorders, Common Variable Immunodeficiency, X-linked Agammaglobulinemia, Hyper-IgM Syndrome, Wiskott-Aldrich Syndrome
Interventions
Gammaplex
Biological
Lead sponsor
Bio Products Laboratory
Other
Eligibility
2 Years to 16 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2014
U.S. locations
8
States / cities
Irvine, California • Los Angeles, California • Centennial, Colorado + 5 more
Source: ClinicalTrials.gov public record
Updated Dec 22, 2014 · Synced Jul 21, 2026, 11:36 PM EDT
Active, not recruiting Phase 3 Interventional

Study of Ianalumab Versus Placebo in Addition to First-line Corticosteroids in Primary Immune Thrombocytopenia (ITP)

NCT05653349
View directory record Official record
Conditions
Primary Immune Thrombocytopenia (ITP)
Interventions
Ianalumab, Placebo, Corticosteroids
Biological · Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years
Enrollment
226 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
20
States / cities
Yuma, Arizona • Clovis, California • Fountain Valley, California + 16 more
Source: ClinicalTrials.gov public record
Updated Jun 14, 2026 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Phase 1 Interventional Results available

Thrombosomes® in Bleeding Thrombocytopenic Patients

NCT03394755
View directory record Official record
Conditions
Thrombocytopenia, Hematologic Diseases, Bone Marrow Aplasia
Interventions
Thrombosomes
Biological
Lead sponsor
Cellphire Therapeutics, Inc.
Industry
Eligibility
18 Years to 74 Years
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2019
U.S. locations
6
States / cities
Duarte, California • Washington D.C., District of Columbia • Ann Arbor, Michigan + 3 more
Source: ClinicalTrials.gov public record
Updated Apr 13, 2023 · Synced Jul 21, 2026, 11:36 PM EDT
Terminated No phase listed Observational

US Post-Marketing Safety Study of Moxetumomab Pasudotox-tdfk (LUMOXITI)

NCT04125290
View directory record Official record
Conditions
Hairy Cell Leukemia
Interventions
Not listed
Lead sponsor
AstraZeneca
Industry
Eligibility
Not listed
Enrollment
2 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
2
States / cities
Pueblo, Colorado • Bridgeton, Missouri
Source: ClinicalTrials.gov public record
Updated Jul 17, 2025 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Phase 3 Interventional Results available

A Efficacy and Safety Study of Fostamatinib in the Treatment of Persistent/Chronic Immune Thrombocytopenic Purpura (ITP)

NCT02076412
View directory record Official record
Conditions
Immune Thrombocytopenic Purpura
Interventions
Fostamatinib Disodium, Placebo
Drug
Lead sponsor
Rigel Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
74 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2016
U.S. locations
1
States / cities
Nyack, New York
Source: ClinicalTrials.gov public record
Updated Jan 24, 2019 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Phase 2 Interventional Results available

Antithymocyte Globulin and Cyclosporine to Treat Myelodysplasia

NCT00005937
View directory record Official record
Conditions
Myelodysplastic Syndrome
Interventions
Antithymocyte globulin, Cyclosporine
Drug
Lead sponsor
Neal Young, M.D.
NIH
Eligibility
18 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000 – 2008
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Oct 22, 2014 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Phase 3 Interventional

Phase III Ganciclovir +/- rGM-CSF for AIDS-Related CMV Retinitis

NCT00002070
View directory record Official record
Conditions
Cytomegalovirus Retinitis, HIV Infections
Interventions
Sargramostim, Ganciclovir
Drug
Lead sponsor
Schering-Plough
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
14
States / cities
Los Angeles, California • San Francisco, California • Sherman Oaks, California + 7 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2005 · Synced Jul 21, 2026, 11:36 PM EDT
Completed Phase 1 Interventional

BMS-247550 in Treating Patients With Cancers That Have Not Responded to Previous Therapy

NCT00020371
View directory record Official record
Conditions
Unspecified Adult Solid Tumor, Protocol Specific, Neutropenia
Interventions
BMS-247550, filgrastim
Drug
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Timeline
Started 2000
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2024 · Synced Jul 21, 2026, 11:36 PM EDT