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ClinicalTrials.gov public records Last synced May 21, 2026, 5:33 PM EDT

Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.

Showing 1–24 of 764 matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
Filters: Condition: Sickle Cell Disease Clear all
Completed No phase listed Observational
View directory record Official record
Conditions
Sickle Cell Disease, Thalassemia, Pediatric Cancer
Interventions
Red Blood Cell (RBC) Transfusion
Biological
Lead sponsor
Westat
Other
Eligibility
Not listed
Enrollment
157 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
9
States / cities
Oakland, California • San Francisco, California • Boston, Massachusetts + 2 more
Source: ClinicalTrials.gov public record
Updated May 16, 2024 · Synced May 21, 2026, 5:33 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 80 Years
Enrollment
99 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 31, 2026 · Synced May 21, 2026, 5:33 PM EDT
Terminated Phase 2 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Anemia, Sickle Cell, Sickle Cell Disease, Kidney Disease, Hypertension, Proteinuria
Interventions
Losartan
Drug
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
5 Years to 25 Years
Enrollment
1 participant
Healthy volunteers
Accepts healthy volunteers
Timeline
2015 – 2021
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Apr 2, 2024 · Synced May 21, 2026, 5:33 PM EDT
Completed Phase 1 Interventional Accepts healthy volunteers
View directory record Official record
Conditions
Healthy Volunteers, Sickle Cell Disease
Interventions
FT-4202/Placebo
Drug
Lead sponsor
Forma Therapeutics, Inc.
Industry
Eligibility
12 Years to 65 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2021
U.S. locations
18
States / cities
Little Rock, Arkansas • Long Beach, California • Oakland, California + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 9, 2024 · Synced May 21, 2026, 5:33 PM EDT
Completed No phase listed Observational Accepts healthy volunteers Results available
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
MRI, Transthoracic Echocardiography, tonometry, EKG
Procedure
Lead sponsor
University of Chicago
Other
Eligibility
18 Years and older
Enrollment
51 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2021
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 22, 2022 · Synced May 21, 2026, 5:33 PM EDT
Completed Not applicable Interventional
View directory record Official record
Conditions
Sickle Cell Disease, COVID-19 Vaccine, Vaccine Hesitancy
Interventions
SCD-specific COVID-19 vaccination information (SCVI) video
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years to 100 Years
Enrollment
33 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Dec 23, 2024 · Synced May 21, 2026, 5:33 PM EDT
Recruiting Phase 2 Interventional
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Deferoxamine, Deferasirox, Deferiprone, Echocardiography, Electrocardiogram (ECG)
Drug · Device
Lead sponsor
Inova Health Care Services
Other
Eligibility
18 Years and older
Enrollment
100 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2027
U.S. locations
2
States / cities
Fairfax, Virginia • Falls Church, Virginia
Source: ClinicalTrials.gov public record
Updated Oct 13, 2025 · Synced May 21, 2026, 5:33 PM EDT
Completed Not applicable Interventional Results available
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
Amicus Red Cell Exchange in SCD patients
Device
Lead sponsor
Fenwal, Inc.
Industry
Eligibility
6 Years and older
Enrollment
83 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
6
States / cities
Phoenix, Arizona • Detroit, Michigan • St Louis, Missouri + 3 more
Source: ClinicalTrials.gov public record
Updated Jul 28, 2022 · Synced May 21, 2026, 5:33 PM EDT
Recruiting No phase listed Observational
View directory record Official record
Conditions
Alpha-Thalassemia, Beta-Thalassemia, Amyloidosis, Amyotrophic Lateral Sclerosis, Creutzfeld-Jakob Disease, Cystic Fibrosis, Duchenne Muscular Dystrophy, Early-Onset Alzheimer Disease, Ehlers-Danlos Syndrome, Huntington Disease, Gaucher Disease, GM1 Gangliosidosis, Myasthenia Gravis, Pompe Disease, Sickle Cell Disease, Transthyretin Amyloid Cardiomyopathy, Rare Diseases
Interventions
Not listed
Lead sponsor
xCures
Industry
Eligibility
Not listed
Enrollment
1,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
1
States / cities
Los Altos, California
Source: ClinicalTrials.gov public record
Updated Nov 13, 2024 · Synced May 21, 2026, 5:33 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Not listed
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
16 Years and older
Enrollment
297 participants
Timeline
2021 – 2022
U.S. locations
11
States / cities
Birmingham, Alabama • Wilmington, Delaware • St. Petersburg, Florida + 8 more
Source: ClinicalTrials.gov public record
Updated Apr 26, 2023 · Synced May 21, 2026, 5:33 PM EDT
Completed Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Enriched Hematopoetic Stem Cell Infusion
Biological
Lead sponsor
Talaris Therapeutics Inc.
Industry
Eligibility
Not listed
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2013
U.S. locations
3
States / cities
Louisville, Kentucky • Durham, North Carolina • Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Oct 13, 2020 · Synced May 21, 2026, 5:33 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Rheologic Disease, Sickle Cell Disease, Paroxysmal Nocturnal Hemoglobinuria
Interventions
Imaging
Other
Lead sponsor
Oregon Health and Science University
Other
Eligibility
19 Years and older
Enrollment
6 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
1
States / cities
Portland, Oregon
Source: ClinicalTrials.gov public record
Updated Oct 27, 2014 · Synced May 21, 2026, 5:33 PM EDT
Withdrawn Phase 2 Interventional
View directory record Official record
Conditions
Sickle Cell Disease and Thalassemia
Interventions
Donor Stem Cell Transplantation
Biological
Lead sponsor
University of Texas Southwestern Medical Center
Other
Eligibility
18 Years to 45 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2021
U.S. locations
1
States / cities
Dallas, Texas
Source: ClinicalTrials.gov public record
Updated Jul 28, 2021 · Synced May 21, 2026, 5:33 PM EDT
Completed Phase 1 Interventional
View directory record Official record
Conditions
Anemia, Sickle Cell
Interventions
Magnesium Pidolate, Hydroxyurea
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
3 Years to 15 Years
Enrollment
16 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2008
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 25, 2017 · Synced May 21, 2026, 5:33 PM EDT
Completed Phase 1Phase 2 Interventional
View directory record Official record
Conditions
Sickle Cell Disease, Thalassemia, Anemia, Granuloma, Wiskott-Aldrich Syndrome, Chediak Higashi Syndrome, Osteopetrosis, Neutropenia, Thrombocytopenia, Hurler Disease, Niemann-Pick Disease, Fucosidosis
Interventions
Hematopoietic stem cell transplantation
Procedure
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
Up to 21 Years
Enrollment
25 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2015
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jun 22, 2016 · Synced May 21, 2026, 5:33 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Brief Cognitive-Behavioral Pain Management Training
Behavioral
Lead sponsor
University of South Carolina
Other
Eligibility
8 Years to 18 Years
Enrollment
50 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2012
U.S. locations
1
States / cities
Columbia, South Carolina
Source: ClinicalTrials.gov public record
Updated Apr 27, 2021 · Synced May 21, 2026, 5:33 PM EDT
Completed Phase 2Phase 3 Interventional
View directory record Official record
Conditions
Sickle Cell Disease, Hematological Diseases, Hemoglobinopathies
Interventions
CTX001
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 Aug 10, 2025 · Synced May 21, 2026, 5:33 PM EDT
Completed No phase listed Observational
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Not listed
Enrollment
320 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2020
U.S. locations
4
States / cities
Atlanta, Georgia • Louisville, Kentucky • Bethesda, Maryland + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 28, 2021 · Synced May 21, 2026, 5:33 PM EDT
Completed No phase listed Observational Accepts healthy volunteers
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Brigance Preschool Screen -II
Other
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
3 Years to 4 Years
Enrollment
248 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2015
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Jun 27, 2018 · Synced May 21, 2026, 5:33 PM EDT
Not listed Not applicable Interventional
View directory record Official record
Conditions
Pediatric Cancer, Sickle Cell Disease, Quality of Life, Depressive Symptoms, Coping Skills
Interventions
FOCUS
Behavioral
Lead sponsor
Georgia State University
Other
Eligibility
12 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
2
States / cities
Atlanta, Georgia
Source: ClinicalTrials.gov public record
Updated Nov 12, 2020 · Synced May 21, 2026, 5:33 PM EDT
Completed Early Phase 1 Interventional Accepts healthy volunteers Results available
View directory record Official record
Conditions
Sickle Cell Disease, Sickle Cell Anemia
Interventions
Biotin label
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 99 Years
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2023
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 12, 2024 · Synced May 21, 2026, 5:33 PM EDT
Completed Phase 1 Interventional Results available
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
TAK-755, Placebo
Drug · Other
Lead sponsor
Shire
Industry
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2022
U.S. locations
14
States / cities
Birmingham, Alabama • Little Rock, Arkansas • Aurora, Colorado + 11 more
Source: ClinicalTrials.gov public record
Updated Apr 22, 2024 · Synced May 21, 2026, 5:33 PM EDT
Completed Phase 1Phase 2 Interventional Results available
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Simvastatin
Drug
Lead sponsor
UCSF Benioff Children's Hospital Oakland
Other
Eligibility
13 Years and older
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2011
U.S. locations
1
States / cities
Oakland, California
Source: ClinicalTrials.gov public record
Updated Sep 16, 2013 · Synced May 21, 2026, 5:33 PM EDT
Terminated Phase 2 Interventional Results available
View directory record Official record
Conditions
Pulmonary Hypertension, Sickle Cell Disease
Interventions
macitentan
Drug
Lead sponsor
Boston University
Other
Eligibility
18 Years and older
Enrollment
4 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2019
U.S. locations
1
States / cities
Boston, Massachusetts
Source: ClinicalTrials.gov public record
Updated Dec 7, 2020 · Synced May 21, 2026, 5:33 PM EDT