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Showing 1–24 of 126 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: ITP Clear all
Completed No phase listed Observational Accepts healthy volunteers

Study to Assess Platelet Dysfunction With Verify Now Assay

NCT01167218
View directory record Official record
Conditions
Platelet Aggregation Defects
Interventions
Not listed
Lead sponsor
NYU Langone Health
Other
Eligibility
18 Years to 75 Years
Enrollment
79 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2012
U.S. locations
1
States / cities
Mineola, New York
Source: ClinicalTrials.gov public record
Updated Feb 5, 2019 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Sirolimus for Autoimmune Disease of Blood Cells

NCT00392951
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 18, 2019 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Phase 3 Interventional Results available

A Study to Evaluate the Efficacy and Safety of Efgartigimod PH20 Subcutaneous in Adult Patients With Primary Immune Thrombocytopenia

NCT04687072
View directory record Official record
Conditions
Primary Immune Thrombocytopenia
Interventions
Efgartigimod PH20 SC, Placebo PH20 SC
Biological · Other
Lead sponsor
argenx
Industry
Eligibility
18 Years and older
Enrollment
207 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
14
States / cities
Springdale, Arkansas • Los Angeles, California • Washington D.C., District of Columbia + 10 more
Source: ClinicalTrials.gov public record
Updated Oct 30, 2024 · Synced Sep 5, 2026, 5:26 PM EDT
Completed No phase listed Observational

Genome-Wide Gene Expression Profiling of Patients With ITP Receiving Thrombopoietin Mimetics

NCT01727999
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 25, 2017 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Phase 3 Interventional Results available

Study of a New Medication for Childhood Chronic Immune Thrombocytopenia (ITP), a Blood Disorder of Low Platelet Counts That Can Lead to Bruising Easily, Bleeding Gums, and/or Bleeding Inside the Body.

NCT01520909
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Mar 9, 2015 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Phase 3 Interventional Results available

Safety and Efficacy Study of Romiplostim to Treat Immune Thrombocytopenia (ITP) in Pediatric Patients

NCT01444417
View directory record Official record
Conditions
Idiopathic Thrombocytopenic Purpura, Thrombocytopenia, Thrombocytopenia in Pediatric Subjects With Immune (Idiopathic) Thrombocytopenic Purpura (ITP), Thrombocytopenia in Subjects With Immune (Idiopathic) Thrombocytopenic Purpura (ITP), Thrombocytopenic Purpura, Immune Thrombocytopenia
Interventions
Romiplostim, Placebo
Drug
Lead sponsor
Amgen
Industry
Eligibility
1 Year to 17 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
25
States / cities
Orange, California • San Diego, California • Washington D.C., District of Columbia + 21 more
Source: ClinicalTrials.gov public record
Updated Feb 8, 2017 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Early Phase 1 Interventional

Rituximab and Prednisone as First-Line Therapy in Treating Patients With Immune Thrombocytopenic Purpura

NCT00486421
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Oct 16, 2014 · Synced Sep 5, 2026, 5:26 PM EDT
Recruiting No phase listed Observational

Cognitive Dysfunction in Chronic and Persistent Immune Thrombocytopenia

NCT06817395
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Feb 9, 2025 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Phase 1 Interventional

Treatment of Autoimmune Thrombocytopenia (AITP)

NCT00001630
View directory record Official record
Conditions
Autoimmune Disease, Autoimmune Hemolytic Anemia, Thrombocytopenia
Interventions
Isolex 300i
Device
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 65 Years
Enrollment
29 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 1, 2017 · Synced Sep 5, 2026, 5:26 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 Sep 5, 2026, 5:26 PM EDT
Completed Phase 2 Interventional

Daclizumab to Treat Chronic Immune Thrombocytopenia

NCT00049725
View directory record Official record
Conditions
Thrombocytopenia
Interventions
Daclizumab
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2004
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 5, 2026, 5:26 PM EDT
Recruiting Phase 1 Interventional

Dose Dense Rituximab for High Risk Newly Diagnosed Acute Immune Thrombocytopenic Purpura

NCT04323748
View directory record Official record
Conditions
Immune Thrombocytopenic Purpura
Interventions
rituxan
Drug
Lead sponsor
New York Medical College
Other
Eligibility
1 Year to 21 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
1
States / cities
Vahalla, New York
Source: ClinicalTrials.gov public record
Updated Apr 14, 2026 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Phase 3 Interventional

Safety and Efficacy Study of a 10% Intravenous Immune Globulin Solution in Subjects With Primary Immunodeficiency Disorders

NCT00157079
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Aug 23, 2021 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Phase 3 Interventional Results available

Eltrombopag vs Standard Front Line Management for Newly Diagnosed Immune Thrombocytopenia (ITP) in Children

NCT03939637
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
Eltrombopag, Steroids, IVIG, Rho(D) Immune Globulin
Drug
Lead sponsor
Baylor College of Medicine
Other
Eligibility
1 Year to 18 Years
Enrollment
122 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2025
U.S. locations
27
States / cities
Birmingham, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 22 more
Source: ClinicalTrials.gov public record
Updated Jul 28, 2025 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Phase 3 Interventional Results available

A Study Evaluating the Safety and Efficacy of Long-term Dosing of Romiplostim in Thrombocytopenic Pediatric Patients With Immune (Idiopathic) Thrombocytopenia Purpura

NCT01071954
View directory record Official record
Conditions
Thrombocytopenia in Pediatric Subjects With Immune Idiopathic Thrombocytopenic Purpura ITP
Interventions
Romiplostim
Biological
Lead sponsor
Amgen
Industry
Eligibility
1 Year and older
Enrollment
66 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
24
States / cities
Orange, California • San Diego, California • Washington D.C., District of Columbia + 20 more
Source: ClinicalTrials.gov public record
Updated Jan 17, 2020 · Synced Sep 5, 2026, 5:26 PM EDT
Terminated Phase 1Phase 2 Interventional

Study of Veltuzumab (hA20) at Different Doses in Patients With ITP

NCT00547066
View directory record Official record
Conditions
Purpura, Thrombocytopenic, Idiopathic, Autoimmune Thrombocytopenic Purpura, Purpura, Thrombocytopenic, Autoimmune
Interventions
veltuzumab
Biological
Lead sponsor
Gilead Sciences
Industry
Eligibility
18 Years and older
Enrollment
48 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
8
States / cities
Los Angeles, California • Riverdale, Georgia • Tucker, Georgia + 5 more
Source: ClinicalTrials.gov public record
Updated Aug 15, 2021 · Synced Sep 5, 2026, 5:26 PM EDT
Terminated Phase 3 Interventional Results available

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

NCT04200456
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
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2022
U.S. locations
1
States / cities
Seattle, Washington
Source: ClinicalTrials.gov public record
Updated Mar 17, 2025 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Phase 2 Interventional

Phase II Study of Rituximab in Patients With Immune Thrombocytopenic Purpura

NCT00005652
View directory record Official record
Conditions
Purpura, Thrombocytopenic, Idiopathic
Interventions
rituximab
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2000
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Sep 8, 2008 · Synced Sep 5, 2026, 5:26 PM EDT
Active, not recruiting Phase 3 Interventional Results available

Study to Evaluate Rilzabrutinib in Adults and Adolescents With Persistent or Chronic Immune Thrombocytopenia (ITP)

NCT04562766
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
Rilzabrutinib, Placebo
Drug
Lead sponsor
Principia Biopharma, a Sanofi Company
Industry
Eligibility
10 Years and older
Enrollment
232 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
17
States / cities
Los Angeles, California • San Francisco, California • Torrance, California + 13 more
Source: ClinicalTrials.gov public record
Updated Feb 22, 2026 · Synced Sep 5, 2026, 5:26 PM EDT
Completed No phase listed Observational

A Retrospective Chart Review of Thirty Three Children Who Have Received Clinical Treatment With Either Romiplostim or Eltrombopag From 2009-2013

NCT01974232
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
Not listed
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
19 Months to 21 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 31, 2017 · Synced Sep 5, 2026, 5:26 PM EDT
Terminated Phase 1 Interventional Results available

Multiple Rising Does Study (Subcutaneous Doses) of BI 655064 in Male and Female Patients With Chronic Primary Immune Thrombocytopenic Purpura (ITP).

NCT02009761
View directory record Official record
Conditions
Purpura, Thrombocytopenic, Idiopathic
Interventions
BI 655064
Drug
Lead sponsor
Boehringer Ingelheim
Industry
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
2
States / cities
Los Angeles, California • New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 14, 2024 · Synced Sep 5, 2026, 5:26 PM EDT
Completed No phase listed Observational

An Epidemiological Study of Subjects With Immune Thrombocytopenic Purpura to Evaluate the Relationship Between Platelet Counts, Endogenous Thrombopoietin Levels, Endogenous Anti-Thrombopoietin Antibodies, and Selected Autoimmune Markers

NCT00005570
View directory record Official record
Conditions
Purpura, Thrombocytopenic, Idiopathic, Immune Thrombocytopenic Purpura
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2000
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 3, 2008 · Synced Sep 5, 2026, 5:26 PM EDT
Completed Not applicable Interventional

Vaccine Response After Rituximab for Chronic, Severe Idiopathic Thrombocytopenic Purpura

NCT01713855
View directory record Official record
Conditions
Idiopathic Thrombocytopenic Purpura, Immune Thrombocytopenic Purpura
Interventions
Inactivated Trivalent Influenza vaccine
Biological
Lead sponsor
Neufeld, Ellis J, MD, PhD
Individual
Eligibility
18 Months to 18 Years
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2006
U.S. locations
3
States / cities
Los Angeles, California • Atlanta, Georgia • Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Oct 24, 2012 · Synced Sep 5, 2026, 5:26 PM 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 5, 2026, 5:26 PM EDT