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Showing 25–48 of 24 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Immune Thrombocytopenia (ITP) Clear all
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 Jun 10, 2026, 8:29 AM 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 Jun 10, 2026, 8:29 AM 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 Jun 10, 2026, 8:29 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 16, 2014 · Synced Jun 10, 2026, 8:29 AM 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 Jun 10, 2026, 8:29 AM 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 Jun 10, 2026, 8:29 AM EDT
Completed Phase 2 Interventional Results available

Study of Oral SKI-O-703, SYK Inhibitor, in Patients With Persistent and Chronic Immune Thrombocytopenia (ITP)

NCT04056195
View directory record Official record
Conditions
Immune Thrombocytopenia
Interventions
SKI-O-703, Placebo oral tablet
Drug
Lead sponsor
Oscotec Inc.
Industry
Eligibility
18 Years and older
Enrollment
61 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
4
States / cities
Los Angeles, California • Durham, North Carolina • Greenville, North Carolina + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 9, 2024 · Synced Jun 10, 2026, 8:29 AM 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 Jun 10, 2026, 8:29 AM EDT
Completed Phase 2 Interventional Results available

Phase 2, Parallel Group, Rollover Study of AKR-501 in Patients With ChronicITP Who Completed 28 Days of Study Treatment in Protocol 501-CL-003

NCT00625443
View directory record Official record
Conditions
Idiopathic Thrombocytopenic Purpura
Interventions
Blinded (placebo), Open Label (Avatrombopag tablets), Blinded (Avatrombopoag tablets)
Drug
Lead sponsor
Eisai Inc.
Industry
Eligibility
18 Years and older
Enrollment
53 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
12
States / cities
Anaheim, California • Bakersfield, California • Manchester, Connecticut + 8 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2018 · Synced Jun 10, 2026, 8:29 AM EDT
Recruiting Phase 2 Interventional

A Study to Assess the Tolerability of Ianalumab (VAY736) With Investigator's Choice Thrombopoietin Receptor Agonist (IC TPO-RA) in Patients With Primary Immune Thrombocytopenia (ITP)

NCT07421167
View directory record Official record
Conditions
Primary Immune Thrombocytopenia (ITP), Primary Evans Syndrome (ES)
Interventions
ianalumab, thrombopoietin receptor agonist (TPO-RA)
Biological · Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
164 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2027
U.S. locations
2
States / cities
Margate, Florida • Hinsdale, Illinois
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Jun 10, 2026, 8:29 AM 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 Jun 10, 2026, 8:29 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 2, 2026 · Synced Jun 10, 2026, 8:29 AM EDT
Completed Phase 2Phase 3 Interventional Results available

Higher Dose of Rituxan Versus Standard Doses of Rituxan With Cyclophosphamide, Vincristine, and Prednisone in Subjects With Chronic ITP

NCT00774202
View directory record Official record
Conditions
Immune Thrombocytopenic Purpura
Interventions
Rituxan, Cyclophosphamide, Vincristine, Prednisone, Higher Dose of Rituximab
Drug
Lead sponsor
Weill Medical College of Cornell University
Other
Eligibility
12 Years to 100 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2008
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Jan 8, 2019 · Synced Jun 10, 2026, 8:29 AM EDT
Withdrawn Not applicable Interventional

Single Incision Versus Standard Laparoscopic Splenectomy

NCT01276561
View directory record Official record
Conditions
Hereditary Spherocytosis, Idiopathic Thrombocytopenic Purpura
Interventions
Single Incision Splenectomy, Laparoscopic Splenectomy
Procedure
Lead sponsor
Children's Mercy Hospital Kansas City
Other
Eligibility
1 Year to 18 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2017
U.S. locations
1
States / cities
Kansas City, Missouri
Source: ClinicalTrials.gov public record
Updated Feb 2, 2017 · Synced Jun 10, 2026, 8:29 AM EDT
Completed Phase 3 Interventional

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

NCT04225156
View directory record Official record
Conditions
Primary Immune Thrombocytopenia
Interventions
efgartigimod
Biological
Lead sponsor
argenx
Industry
Eligibility
18 Years and older
Enrollment
101 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
4
States / cities
Washington D.C., District of Columbia • Ocala, Florida • Iowa City, Iowa + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 15, 2026 · Synced Jun 10, 2026, 8:29 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 15, 2024 · Synced Jun 10, 2026, 8:29 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 15, 2021 · Synced Jun 10, 2026, 8:29 AM 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 Apr 12, 2026 · Synced Jun 10, 2026, 8:29 AM 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 23, 2005 · Synced Jun 10, 2026, 8:29 AM 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 Jun 10, 2026, 8:29 AM 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 Jun 10, 2026, 8:29 AM EDT
Recruiting Phase 3 Interventional

A Study to Assess the Efficacy and Safety of Efgartigimod IV in Adult Participants With Primary Immune Thrombocytopenia

NCT06544499
View directory record Official record
Conditions
Primary Immune Thrombocytopenia (ITP)
Interventions
Efgartigimod IV, Placebo IV
Biological · Other
Lead sponsor
argenx
Industry
Eligibility
18 Years and older
Enrollment
69 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2028
U.S. locations
18
States / cities
Phoenix, Arizona • Los Angeles, California • Oceanside, California + 15 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2026 · Synced Jun 10, 2026, 8:29 AM EDT
Completed Phase 3 Interventional Results available

IGIV Study for Chronic ITP Patients Ages 3-70

NCT00511147
View directory record Official record
Conditions
Idiopathic Thrombocytopenic Purpura
Interventions
IGIV3I Grifols 10%
Biological
Lead sponsor
Grifols Biologicals, LLC
Industry
Eligibility
3 Years to 70 Years
Enrollment
64 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2014
U.S. locations
31
States / cities
Phoenix, Arizona • Scottsdale, Arizona • Tucson, Arizona + 26 more
Source: ClinicalTrials.gov public record
Updated Jun 11, 2017 · Synced Jun 10, 2026, 8:29 AM 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 Jun 10, 2026, 8:29 AM EDT