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ClinicalTrials.gov public records Last synced Oct 11, 2026, 9:33 AM EDT

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Showing 73–96 of 117 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Idiopathic Thrombocytopenia Purpura Clear all
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 4, 2008 · Synced Oct 11, 2026, 9:33 AM EDT
Completed Phase 4 Interventional Results available

Collection of Blood Samples From Patients With Relapsing MS Who Developed ITP After Receiving Lemtrada

NCT03784898
View directory record Official record
Conditions
Multiple Sclerosis
Interventions
Blood draw for future biomarker analysis
Other
Lead sponsor
Genzyme, a Sanofi Company
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Mar 28, 2022 · Synced Oct 11, 2026, 9:33 AM EDT
Terminated Phase 3 Interventional Results available

A Study to Investigate the Long-term Safety, Tolerability, and Efficacy of Rozanolixizumab in Study Participants With Persistent or Chronic Primary Immune Thrombocytopenia (ITP)

NCT04596995
View directory record Official record
Conditions
Primary Immune Thrombocytopenia
Interventions
Rozanolixizumab
Drug
Lead sponsor
UCB Biopharma SRL
Industry
Eligibility
18 Years and older
Enrollment
43 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Feb 5, 2024 · Synced Oct 11, 2026, 9:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study Of SB-497115 in Healthy Subjects and Subjects With Mild, Moderate or Severe Renal Impairment

NCT00442871
View directory record Official record
Conditions
Purpura, Thrombocytopaenic, Idiopathic
Interventions
eltrombopag
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 75 Years
Enrollment
29 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2008
U.S. locations
2
States / cities
Gainesville, Florida • Saint Paul, Minnesota
Source: ClinicalTrials.gov public record
Updated Nov 13, 2017 · Synced Oct 11, 2026, 9:33 AM 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 10, 2008 · Synced Oct 11, 2026, 9:33 AM EDT
Terminated Phase 2 Interventional

A Phase 2 Study of VLX-1005 Versus Placebo in Suspected Heparin Induced Thrombocytopenia

NCT05785819
View directory record Official record
Conditions
Thrombocytopenia, Immune, Heparin Induced Thrombocytopenia
Interventions
VLX-1005, Placebo
Drug
Lead sponsor
Veralox Therapeutics
Industry
Eligibility
18 Years and older
Enrollment
24 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2025
U.S. locations
14
States / cities
Stanford, California • Aurora, Colorado • New Haven, Connecticut + 9 more
Source: ClinicalTrials.gov public record
Updated Nov 25, 2025 · Synced Oct 11, 2026, 9:33 AM 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 29, 2025 · Synced Oct 11, 2026, 9:33 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 17, 2017 · Synced Oct 11, 2026, 9:33 AM EDT
Completed No phase listed Observational

Cognitive Status, Fatigue and Inflammation in Patients With Immune Thrombocytopenia (ITP)

NCT06665308
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 26, 2026 · Synced Oct 11, 2026, 9:33 AM EDT
Not listed No phase listed Observational

Identifying Characteristics of Bone Marrow Failure Syndromes

NCT00315419
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 21, 2010 · Synced Oct 11, 2026, 9:33 AM EDT
Recruiting Phase 2 Interventional

Safety, Tolerability, and Efficacy of NVG-2089 in Participants With Immune Thrombocytopenia

NCT07095127
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 14, 2026 · Synced Oct 11, 2026, 9:33 AM EDT
Terminated Phase 1 Interventional

Safety Study of GMA161 in Patients With Idiopathic Thrombocytopenic Purpura (ITP)

NCT00244257
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Apr 9, 2015 · Synced Oct 11, 2026, 9:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Pharmacokinetic and Pharmacodynamic Study in Healthy Subjects Comparing the Interactions Between E5501 and Verapamil and Cyclosporine.

NCT01437384
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated May 21, 2012 · Synced Oct 11, 2026, 9:33 AM 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 17, 2014 · Synced Oct 11, 2026, 9:33 AM 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 18, 2025 · Synced Oct 11, 2026, 9:33 AM EDT
Terminated Phase 1Phase 2 Interventional

PRTX-100-202 Open-Label, Dose Escalation Study in Adult Patients With ITP

NCT02401061
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
PRTX-100
Drug
Lead sponsor
Protalex, Inc.
Industry
Eligibility
18 Years and older
Enrollment
13 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
6
States / cities
Los Angeles, California • Boston, Massachusetts • Farmington Hills, Michigan + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 5, 2019 · Synced Oct 11, 2026, 9:33 AM 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 16, 2021 · Synced Oct 11, 2026, 9:33 AM EDT
Terminated Phase 2 Interventional Results available

A Study to Investigate the Efficacy and Safety of Lusutrombopag (S-888711) Tablets Administered to Adults With Immune Thrombocytopenia (ITP)

NCT01054443
View directory record Official record
Conditions
Immune Thrombocytopenia (ITP)
Interventions
Placebo, Lusutrombopag
Drug
Lead sponsor
Shionogi
Industry
Eligibility
18 Years and older
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010
U.S. locations
19
States / cities
Anaheim, California • Los Angeles, California • Washington D.C., District of Columbia + 15 more
Source: ClinicalTrials.gov public record
Updated Mar 18, 2021 · Synced Oct 11, 2026, 9:33 AM EDT
Active, not recruiting Phase 3 Interventional

A Phase 3 Study to Evaluate the Safety and Efficacy of Efgartigimod PH20 Subcutaneous in Adult Patients With Primary Immune Thrombocytopenia

NCT04812925
View directory record Official record
Conditions
Primary Immune Thrombocytopenia
Interventions
efgartigimod PH20 SC
Biological
Lead sponsor
argenx
Industry
Eligibility
18 Years and older
Enrollment
173 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2026
U.S. locations
5
States / cities
Bentonville, Arkansas • Washington D.C., District of Columbia • Fort Wayne, Indiana + 2 more
Source: ClinicalTrials.gov public record
Updated Sep 23, 2026 · Synced Oct 11, 2026, 9:33 AM EDT
Completed Phase 2 Interventional Results available

Interventional Study in Adults With Immune Thrombocytopenia Purpura (ITP) Receiving Romiplostim

NCT01143038
View directory record Official record
Conditions
Idiopathic Thrombocytopenic Purpura
Interventions
Romiplostim
Biological
Lead sponsor
Amgen
Industry
Eligibility
18 Years and older
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
8
States / cities
Anaheim, California • Orange, California • Boynton Beach, Florida + 5 more
Source: ClinicalTrials.gov public record
Updated Sep 21, 2022 · Synced Oct 11, 2026, 9:33 AM EDT
Completed Phase 2 Interventional

Oral LGD-4665 Versus Placebo in Adults With Immune Thrombocytopenic Purpura (ITP) for 6 Weeks Plus Open Treatment Continuation

NCT00621894
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Dec 16, 2024 · Synced Oct 11, 2026, 9:33 AM EDT
Completed Phase 3 Interventional Results available

Study of Cyclosporine or Corticosteroids as an Adjunct to Plasma Exchange in Thrombotic Thrombocytopenic Purpura (TTP)

NCT00713193
View directory record Official record
Conditions
Thrombotic Thrombocytopenic Purpura
Interventions
Cyclosporine, Prednisone
Drug
Lead sponsor
Ohio State University
Other
Eligibility
18 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2017
U.S. locations
1
States / cities
Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated May 3, 2023 · Synced Oct 11, 2026, 9:33 AM EDT
Completed Phase 1 Interventional Accepts healthy volunteers

Study Of Eltrombopag in Healthy Subjects and Volunteers With Mild, Moderate or Severe Hepatic Impairment

NCT00359463
View directory record Official record
Conditions
Purpura, Thrombocytopaenic, Idiopathic
Interventions
eltrombopag
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 65 Years
Enrollment
33 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2007
U.S. locations
2
States / cities
Gainesville, Florida • Orlando, Florida
Source: ClinicalTrials.gov public record
Updated Nov 13, 2017 · Synced Oct 11, 2026, 9:33 AM EDT
Completed Phase 3 Interventional Results available

Avatrombopag for the Treatment of Thrombocytopenia in Pediatric Subjects With Immune Thrombocytopenia for ≥6 Months

NCT04516967
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
Avatrombopag, Placebo
Drug
Lead sponsor
Sobi, Inc.
Industry
Eligibility
1 Year to 17 Years
Enrollment
75 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2025
U.S. locations
21
States / cities
Phoenix, Arizona • Long Beach, California • Orange, California + 18 more
Source: ClinicalTrials.gov public record
Updated Jun 3, 2026 · Synced Oct 11, 2026, 9:33 AM EDT