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ClinicalTrials.gov public records Last synced Oct 9, 2026, 10:07 PM EDT

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Showing 25–48 of 135 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Purpura, Thrombotic Thrombocytopenic Clear all
Completed Phase 1 Interventional Accepts healthy volunteers

A Study to Evaluate the Relative Bioavailability and Intra-Subject Variability of Two Lots of E5501 40 mg Tablets Administered Twice as Single Oral Doses to Healthy Subjects

NCT01289509
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Nov 1, 2013 · Synced Oct 9, 2026, 10:07 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 15, 2026 · Synced Oct 9, 2026, 10:07 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 9, 2017 · Synced Oct 9, 2026, 10:07 PM EDT
Completed Phase 2 Interventional

Open Label Trial on the Safety and Efficacy of Sym001 in the Treatment of Immune Thrombocytopenic Purpura (ITP)

NCT00718692
View directory record Official record
Conditions
Immune Thrombocytopenic Purpura
Interventions
Sym001
Drug
Lead sponsor
Symphogen A/S
Industry
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
3
States / cities
Omaha, Nebraska • Philadelphia, Pennsylvania • Charleston, South Carolina
Source: ClinicalTrials.gov public record
Updated Jan 30, 2019 · Synced Oct 9, 2026, 10:07 PM EDT
Terminated Phase 2 Interventional

Clinical Outcome Study of ARC1779 Injection in Patients With Thrombotic Microangiopathy

NCT00726544
View directory record Official record
Conditions
Thrombotic Microangiopathy, Thrombotic Thrombocytopenic Purpura
Interventions
ARC 1779 Placebo, ARC1779 Injection
Drug
Lead sponsor
Archemix Corp.
Industry
Eligibility
18 Years to 75 Years
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2011
U.S. locations
7
States / cities
Chicago, Illinois • Indianapolis, Indiana • St Louis, Missouri + 4 more
Source: ClinicalTrials.gov public record
Updated Nov 26, 2009 · Synced Oct 9, 2026, 10:07 PM EDT
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

Comparative Autoantibody and Immunologic Cell Marker Study

NCT02422875
View directory record Official record
Conditions
Autoimmune Diseases, Lupus Erythematosus, Systemic, Communicable Diseases
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
18 Years and older
Enrollment
2,500 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2028
U.S. locations
3
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Oct 1, 2026 · Synced Oct 9, 2026, 10:07 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 26, 2017 · Synced Oct 9, 2026, 10:07 PM EDT
Withdrawn Phase 2 Interventional

A Trial to Treat Patients With ITP Who Do Not Achieve a Durable Response to Rituxan Alone

NCT00161564
View directory record Official record
Conditions
Idiopathic Thrombocytopenic Purpura (ITP)
Interventions
Rituximab
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
12 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2004
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jul 17, 2018 · Synced Oct 9, 2026, 10:07 PM EDT
Active, not recruiting Phase 2 Interventional

A Study of Ianalumab (VAY736) in Patients With Primary Immune Thrombocytopenia (ITP) Previously Treated With at Least Two Lines of Therapies

NCT05885555
View directory record Official record
Conditions
Primary Immune Thrombocytopenia (ITP)
Interventions
Ianalumab
Biological
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years to 100 Years
Enrollment
41 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2029
U.S. locations
2
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Sep 24, 2026 · Synced Oct 9, 2026, 10:07 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 25, 2012 · Synced Oct 9, 2026, 10:07 PM EDT
Completed Phase 3 Interventional Results available

A Study to Find How Safe and Effective GAMMAPLEX® is in Subjects With Chronic Idiopathic Thrombocytopenic Purpura (ITP)

NCT00504075
View directory record Official record
Conditions
Chronic Idiopathic Thrombocytopenic Purpura
Interventions
Gammaplex, intravenous immunoglobulin
Biological
Lead sponsor
Bio Products Laboratory
Other
Eligibility
18 Years to 70 Years
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
7
States / cities
Orange City, Florida • Chicago, Illinois • Bethesda, Maryland + 4 more
Source: ClinicalTrials.gov public record
Updated Mar 1, 2013 · Synced Oct 9, 2026, 10:07 PM EDT
Completed Phase 2 Interventional Results available

A Study to Assess the Ability of Eltrombopag to Induce Sustained Response Off Treatment in Subjects With ITP

NCT03524612
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jan 7, 2025 · Synced Oct 9, 2026, 10:07 PM EDT
Terminated Phase 2 Interventional Results available

An Open-label Safety Study of Lusutrombopag (S-888711) in Adults With Chronic Immune Thrombocytopenia (ITP)

NCT01129024
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
Lusutrombopag
Drug
Lead sponsor
Shionogi
Industry
Eligibility
18 Years and older
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2011
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 Feb 26, 2021 · Synced Oct 9, 2026, 10:07 PM EDT
Completed Phase 3 Interventional Results available

Follow-up Study for Patients Who Completed Study ALX0681-C301 (Post-HERCULES)

NCT02878603
View directory record Official record
Conditions
Acquired Thrombotic Thrombocytopenic Purpura
Interventions
Caplacizumab, Standard of Care
Biological · Other
Lead sponsor
Sanofi
Industry
Eligibility
18 Years and older
Enrollment
104 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2020
U.S. locations
8
States / cities
St Louis, Missouri • Valhalla, New York • Durham, North Carolina + 5 more
Source: ClinicalTrials.gov public record
Updated Mar 28, 2022 · Synced Oct 9, 2026, 10:07 PM 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 8, 2023 · Synced Oct 9, 2026, 10:07 PM EDT
Completed Phase 2 Interventional Results available

Rapid Infusion Of Immune Globulin Intravenous (IGIV) In Patients With ITP

NCT00220727
View directory record Official record
Conditions
Purpura, Thrombocytopenic, Idiopathic
Interventions
Immune Globulin IV [Human], 10% Caprylate/Chromatography Purified
Drug
Lead sponsor
Grifols Therapeutics LLC
Industry
Eligibility
12 Years to 75 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Apr 27, 2016 · Synced Oct 9, 2026, 10:07 PM EDT
Not listed Phase 2 Interventional

Study of Doxil in the Treatment of Patients With Refractory Idiopathic Thrombocytopenic Purpura

NCT00107913
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 9, 2026, 10:07 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 Feb 1, 2017 · Synced Oct 9, 2026, 10:07 PM EDT
Completed Phase 3 Interventional Results available

A Study to Assess the Efficacy and Safety of Efgartigimod in Adult Patients With Primary Immune Thrombocytopenia (ITP).

NCT04188379
View directory record Official record
Conditions
Primary Immune Thrombocytopenia
Interventions
efgartigimod, Placebo
Biological · Other
Lead sponsor
argenx
Industry
Eligibility
18 Years and older
Enrollment
131 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
9
States / cities
Tucson, Arizona • Washington D.C., District of Columbia • Jacksonville, Florida + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 13, 2025 · Synced Oct 9, 2026, 10:07 PM EDT
Completed Phase 3 Interventional Results available

Long-term Study of Romiplostim in Thrombocytopenic Pediatric Patients With Immune Thrombocytopenia (ITP)

NCT02279173
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
Romiplostim
Drug
Lead sponsor
Amgen
Industry
Eligibility
1 Year to 18 Years
Enrollment
203 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2019
U.S. locations
16
States / cities
Roseville, California • Atlanta, Georgia • Chicago, Illinois + 13 more
Source: ClinicalTrials.gov public record
Updated Jun 23, 2022 · Synced Oct 9, 2026, 10:07 PM EDT
Recruiting Phase 3 Interventional

A Follow-up Study of Mezagitamab in Adults With Chronic Primary Immune Thrombocytopenia

NCT06948318
View directory record Official record
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
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 9, 2026, 10:07 PM EDT
Completed Phase 2 Interventional Results available

Safety and Efficacy of Eltrombopag at Escalated Doses

NCT01880047
View directory record Official record
Conditions
Immune Thrombocytopenia, Platelet Disorder
Interventions
Eltrombopag, Placebo
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
12 Years and older
Enrollment
35 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jun 11, 2019 · Synced Oct 9, 2026, 10:07 PM EDT
Completed Phase 2 Interventional Results available

A Phase 2a Study Evaluating BIVV020 in Adults With Persistent/Chronic Immune Thrombocytopenia (ITP)

NCT04669600
View directory record Official record
Conditions
Immune Thrombocytopenia (ITP)
Interventions
SAR445088 (BIVV020)
Drug
Lead sponsor
Bioverativ, a Sanofi company
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
2
States / cities
Washington D.C., District of Columbia • Tamarac, Florida
Source: ClinicalTrials.gov public record
Updated Sep 10, 2025 · Synced Oct 9, 2026, 10:07 PM EDT
Recruiting Phase 2 Interventional

Safety and Efficacy Study of PF-06835375 in Primary Immune Thrombocytopenia

NCT05070845
View directory record Official record
Conditions
Primary Immune Thrombocytopenia
Interventions
PF-06835375
Biological
Lead sponsor
Pfizer
Industry
Eligibility
18 Years to 70 Years
Enrollment
91 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2028
U.S. locations
1
States / cities
Greenville, North Carolina
Source: ClinicalTrials.gov public record
Updated May 12, 2026 · Synced Oct 9, 2026, 10:07 PM EDT