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ClinicalTrials.gov public records Last synced Oct 23, 2026, 4:47 AM EDT

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Showing 385–408 of 770 matching trials from the live ClinicalTrials.gov search.
Filters: Condition: Hb-SS Disease Clear all
Completed Not applicable Interventional Accepts healthy volunteers

Effect of MitoQ on Platelet Function and Reactive Oxygen Species Generation in Patients With Sickle Cell Anemia

NCT04109820
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
MitoQ
Dietary Supplement
Lead sponsor
University of Pittsburgh
Other
Eligibility
18 Years and older
Enrollment
18 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2020 – 2025
U.S. locations
5
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Sep 2, 2026 · Synced Oct 23, 2026, 4:47 AM EDT
Completed Not applicable Interventional Results available

Massive Iron Deposit Assessment

NCT01572922
View directory record Official record
Conditions
Iron Overload, Excessive Body Iron Burden
Interventions
R2*-UTE, R2*-GRE, Liver biopsy
Device · Procedure
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Not listed
Enrollment
142 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2018
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 11, 2019 · Synced Oct 23, 2026, 4:47 AM EDT
Recruiting Not applicable Interventional

SickleFit Exercise and Nutrition Study

NCT07442851
View directory record Official record
Conditions
Sickle Cell Disease, Aging
Interventions
SickleFit Exercise plus Nutrition
Behavioral
Lead sponsor
Duke University
Other
Eligibility
35 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2026 – 2028
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Oct 23, 2026, 4:47 AM EDT
Recruiting Phase 1 Interventional

Methylphenidate to Address Attention and Executive Deficits Among Children With Sickle Cell Disease

NCT07226219
View directory record Official record
Conditions
Sickle Cell Disease, Executive Dysfunction, Cognitive Impairment, Attention Deficit/Hyperactivity Disorder (ADHD)
Interventions
Extended-Release Methylphenidate
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
8 Years to 17 Years
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 9, 2026 · Synced Oct 23, 2026, 4:47 AM EDT
Terminated Phase 1 Interventional

Dronabinol for Pain and Inflammation in Adults Living With Sickle Cell Disease

NCT03978156
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Dronabinol 2.5 MG, Microcrystalline cellulose
Drug
Lead sponsor
Yale University
Other
Eligibility
18 Years and older
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2021
U.S. locations
1
States / cities
New Haven, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 26, 2021 · Synced Oct 23, 2026, 4:47 AM EDT
Completed Not applicable Interventional

Hydroxyurea in Young Children With Sickle Cell Anemia

NCT00519701
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
hydroxyurea
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Months to 5 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2002 – 2007
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Aug 23, 2007 · Synced Oct 23, 2026, 4:47 AM EDT
Available No phase listed Expanded access

Expanded Access to T-cell Depleted Haplo-Identical Stem Cells for Patients Receiving Haplo-Identical and Unrelated Cord Blood Transplants

NCT01881334
View directory record Official record
Conditions
Hematologic Malignancies, Inborn Errors of Metabolism Disorders, Immune Deficiencies
Interventions
CliniMACS CD34 Reagent System
Biological
Lead sponsor
Joanne Kurtzberg, MD
Other
Eligibility
Up to 65 Years
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Nov 20, 2025 · Synced Oct 23, 2026, 4:47 AM EDT
Recruiting Phase 2 Interventional Accepts healthy volunteers

Relationship Between Abnormal Myocardial Perfusion and Diastolic Dysfunction in Sickle Cell Disease Using PET

NCT05583721
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
[13N]NH3, Lexiscan, Positron emission tomography
Drug · Diagnostic Test
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
18 Years to 21 Years
Enrollment
40 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2028
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated May 6, 2026 · Synced Oct 23, 2026, 4:47 AM EDT
Completed No phase listed Observational

Retrospective Real World Oxbryta® Data Collection and Analysis Study

NCT04930328
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Oxbryta® (voxelotor) 500-mg Tablets
Drug
Lead sponsor
Pfizer
Industry
Eligibility
0 Years and older
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2022
U.S. locations
12
States / cities
Farmington, Connecticut • Boston, Massachusetts • Detroit, Michigan + 6 more
Source: ClinicalTrials.gov public record
Updated Mar 6, 2024 · Synced Oct 23, 2026, 4:47 AM EDT
Completed Phase 2 Interventional Results available

Allo-HCT MUD for Non-malignant Red Blood Cell (RBC) Disorders: Sickle Cell, Thal, and DBA: Reduced Intensity Conditioning, Co-tx MSCs

NCT00957931
View directory record Official record
Conditions
Sickle Cell Disease, Thalassemia, Diamond-Blackfan Anemia
Interventions
Bone marrow transplantation, Mesenchymal Stromal Cells
Procedure · Biological
Lead sponsor
Stanford University
Other
Eligibility
1 Year to 25 Years
Enrollment
6 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
2
States / cities
Birmingham, Alabama • Minneapolis, Minnesota
Source: ClinicalTrials.gov public record
Updated Aug 6, 2018 · Synced Oct 23, 2026, 4:47 AM EDT
Completed No phase listed Observational

Analysis of T-Cell Immune Reconstitution Following Allogeneic Hematopoietic BMT for Severe SCD

NCT00228631
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Not listed
Lead sponsor
Emory University
Other
Eligibility
6 Months to 21 Years
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
1
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated May 26, 2014 · Synced Oct 23, 2026, 4:47 AM EDT
Terminated Phase 3 Interventional Results available

Stroke With Transfusions Changing to Hydroxyurea

NCT00122980
View directory record Official record
Conditions
Hemochromatosis, Cerebrovascular Accident, Anemia, Sickle Cell, Hematologic Diseases
Interventions
Red Cell Transfusions, Iron Chelation, Hydroxyurea, Phlebotomy
Procedure · Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
5 Years to 18 Years
Enrollment
134 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
28
States / cities
Birmingham, Alabama • Washington D.C., District of Columbia • Jacksonville, Florida + 23 more
Source: ClinicalTrials.gov public record
Updated Jan 18, 2013 · Synced Oct 23, 2026, 4:47 AM EDT
Completed Phase 2 Interventional Results available

Study to Assess Efficacy and Safety of VIT-2763 (Vamifeport) in Subjects With Sickle Cell Disease

NCT04817670
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
VIT-2763 120 mg, VIT-2763 360 mg, VIT-2763 240 mg, Placebo BID, Placebo TID
Drug
Lead sponsor
Vifor (International) Inc.
Industry
Eligibility
18 Years to 60 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
8
States / cities
Birmingham, Alabama • Los Angeles, California • Aurora, Colorado + 5 more
Source: ClinicalTrials.gov public record
Updated Feb 18, 2025 · Synced Oct 23, 2026, 4:47 AM EDT
Enrolling by invitation Phase 1Phase 2 Interventional

The BENeFiTS Trial in Beta Thalassemia Intermedia

NCT04432623
View directory record Official record
Conditions
Beta Thalassemia Intermedia, Sickle Cell Disease
Interventions
Benserazide Only Product
Drug
Lead sponsor
Phoenicia BioScience
Other
Eligibility
18 Years and older
Enrollment
36 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2026
U.S. locations
4
States / cities
Oakland, California • Boston, Massachusetts • Weston, Massachusetts + 1 more
Source: ClinicalTrials.gov public record
Updated Aug 15, 2025 · Synced Oct 23, 2026, 4:47 AM EDT
Completed Not applicable Interventional

Laboratory-based Hypnosis Intervention on Pain Responsivity in Adolescents With Sickle Cell Disease

NCT02987725
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Hypnosis, Attention Control
Behavioral
Lead sponsor
University of California, Los Angeles
Other
Eligibility
12 Years to 21 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Nov 4, 2020 · Synced Oct 23, 2026, 4:47 AM EDT
Completed Phase 2Phase 3 Interventional Results available

A Safety and Efficacy Study Evaluating CTX001 in Subjects With Severe Sickle Cell Disease

NCT03745287
View directory record Official record
Conditions
Sickle Cell Disease, Hematological Diseases, Hemoglobinopathies
Interventions
Exa-cel
Biological
Lead sponsor
Vertex Pharmaceuticals Incorporated
Industry
Eligibility
12 Years to 35 Years
Enrollment
63 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2025
U.S. locations
9
States / cities
Palo Alto, California • Chicago, Illinois • New York, New York + 4 more
Source: ClinicalTrials.gov public record
Updated Sep 16, 2026 · Synced Oct 23, 2026, 4:47 AM EDT
Recruiting Phase 2 Interventional

Sickle Cell Disease Transplant Using a Nonmyeloablative Approach for Patients With Anti-donor Red Cell Antibody

NCT06358638
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Daratumumab, Alemtuzumab, Sirolimus, Total Body Irradiation
Drug · Radiation
Lead sponsor
Children's National Research Institute
Other
Eligibility
2 Years to 25 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2054
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Sep 26, 2025 · Synced Oct 23, 2026, 4:47 AM EDT
Terminated Phase 4 Interventional Results available

Desmopressin for Bedwetting in Children With SCD

NCT04420585
View directory record Official record
Conditions
Nocturnal Enuresis, Anemia, Sickle Cell
Interventions
Desmopressin
Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
8 Years to 21 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2023
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 7, 2024 · Synced Oct 23, 2026, 4:47 AM EDT
Terminated Phase 1 Interventional

A Study to Evaluate Safety, Pharmacokinetic, and Biological Activity of INCB059872 in Subjects With Sickle Cell Disease

NCT03132324
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
INCB059872
Drug
Lead sponsor
Incyte Corporation
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2018
U.S. locations
7
States / cities
Miami, Florida • Tamarac, Florida • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Oct 28, 2019 · Synced Oct 23, 2026, 4:47 AM EDT
Completed Phase 2 Interventional Results available

Haploidentical Bone Marrow Transplantation in Sickle Cell Patients (BMTCTN1507)

NCT03263559
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Haploidentical Bone Marrow Transplantation, Hydroxyurea, Rabbit-ATG, Thiotepa, Fludarabine, Cyclophosphamide, Total Body Irradiation, Mesna
Procedure · Drug · Radiation
Lead sponsor
Medical College of Wisconsin
Other
Eligibility
5 Years to 45 Years
Enrollment
95 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2025
U.S. locations
32
States / cities
Birmingham, Alabama • Oakland, California • Aurora, Colorado + 24 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 23, 2026, 4:47 AM EDT
Terminated Phase 2 Interventional Results available

Trial of Oral Glutamine in Patients With Sickle Cell Anemia

NCT00131508
View directory record Official record
Conditions
Anemia, Sickle Cell
Interventions
Glutamine, Placebo
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
5 Years to 18 Years
Enrollment
27 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2009
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 26, 2017 · Synced Oct 23, 2026, 4:47 AM EDT
Active, not recruiting Phase 2 Interventional

A Dose-Finding Study of Tebapivat to Assess Efficacy, and Safety in Participants With Sickle Cell Disease (SCD)

NCT06924970
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Tebapivat, Tebapivat Matched Placebo
Drug
Lead sponsor
Agios Pharmaceuticals, Inc.
Industry
Eligibility
16 Years and older
Enrollment
59 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
10
States / cities
Farmington, Connecticut • Washington D.C., District of Columbia • Atlanta, Georgia + 6 more
Source: ClinicalTrials.gov public record
Updated Sep 28, 2026 · Synced Oct 23, 2026, 4:47 AM EDT
Terminated Phase 3 Interventional Results available

Open-Label Extension of Voxelotor

NCT04188509
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Voxelotor
Drug
Lead sponsor
Pfizer
Industry
Eligibility
6 Months and older
Enrollment
162 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
6
States / cities
Washington D.C., District of Columbia • Atlanta, Georgia • Chicago, Illinois + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 13, 2025 · Synced Oct 23, 2026, 4:47 AM EDT
Completed No phase listed Observational

Early Diagnosis of Sickle Acute Chest Syndrome Using a Combination of Plasma Bimarkers and Chest Imaging

NCT03478917
View directory record Official record
Conditions
Sickle Cell Disease (SCD)
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
10 Years to 85 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Jul 17, 2023 · Synced Oct 23, 2026, 4:47 AM EDT