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Showing 1–24 of 773 matching trials from the live ClinicalTrials.gov search.
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Filters: Condition: Sickle Cell Disorders Clear all
Completed Phase 2 Interventional

Cord Blood Transplantation for Sickle Cell Anemia and Thalassemia

NCT00029380
View directory record Official record
Conditions
Hematologic Diseases, Anemia, Sickle Cell, Beta-Thalassemia, Hematopoietic Stem Cell Transplantation
Interventions
Sangstat, Cyclophosphamide, Busulfan, Mycophenolate Mofetil, Cyclosporine, Cord Blood Transplantation
Drug · Procedure
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
3 Years to 14 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2006
U.S. locations
14
States / cities
Oakland, California • Washington D.C., District of Columbia • Jacksonville, Florida + 10 more
Source: ClinicalTrials.gov public record
Updated Jul 28, 2016 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Phase 2 Interventional Results available

A Phase 2 Study of the Effects of 6R-BH4 in Subjects With Sickle Cell Disease

NCT00445978
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Sapropterin Dihydrochloride
Drug
Lead sponsor
BioMarin Pharmaceutical
Industry
Eligibility
15 Years and older
Enrollment
32 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
12
States / cities
Washington D.C., District of Columbia • Augusta, Georgia • Savannah, Georgia + 9 more
Source: ClinicalTrials.gov public record
Updated Feb 24, 2021 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Phase 3 Interventional Results available

A Phase III Safety and Efficacy Study of L-Glutamine to Treat Sickle Cell Disease or Sickle βo-thalassemia

NCT01179217
View directory record Official record
Conditions
Sickle Cell Anemia, Sickle ß0-Thalassemia
Interventions
L-glutamine, Placebo
Drug
Lead sponsor
Emmaus Medical, Inc.
Industry
Eligibility
5 Years and older
Enrollment
230 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
31
States / cities
Mobile, Alabama • Phoenix, Arizona • Inglewood, California + 23 more
Source: ClinicalTrials.gov public record
Updated Aug 18, 2020 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Phase 2 Interventional Results available

Study of Efficacy, Safety and Tolerability of ACZ885 (Canakinumab) in Pediatric and Young Adult Patients With Sickle Cell Anemia

NCT02961218
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
ACZ885, Placebo
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
8 Years to 20 Years
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
3
States / cities
Atlanta, Georgia • Augusta, Georgia • Greenville, North Carolina
Source: ClinicalTrials.gov public record
Updated Jan 12, 2026 · Synced Sep 8, 2026, 9:27 PM EDT
Enrolling by invitation No phase listed Observational

A Long-Term Follow-Up Study of Participants With Sickle Cell Disease or Transfusion Dependent β-Thalassemia Who Received EDIT-301

NCT06363760
View directory record Official record
Conditions
Sickle Cell Disease, Transfusion-dependent Beta-Thalassemia, Hemoglobinopathies
Interventions
Safety and efficacy assessments
Other
Lead sponsor
Editas Medicine, Inc.
Industry
Eligibility
12 Years to 50 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2040
U.S. locations
16
States / cities
Oakland, California • Aurora, Colorado • New Haven, Connecticut + 12 more
Source: ClinicalTrials.gov public record
Updated Apr 1, 2025 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Phase 2 Interventional

Home Based Massage and Relaxation for Sickle Cell Pain

NCT00066079
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
massage, relaxation
Procedure · Behavioral
Lead sponsor
National Center for Complementary and Integrative Health (NCCIH)
NIH
Eligibility
15 Years to 65 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2003 – 2006
U.S. locations
2
States / cities
Los Angeles, California • Tampa, Florida
Source: ClinicalTrials.gov public record
Updated Aug 5, 2008 · Synced Sep 8, 2026, 9:27 PM EDT
Active, not recruiting No phase listed Observational

Stroke Prevention in Young Adults With Sickle Cell Anemia

NCT04808778
View directory record Official record
Conditions
Sickle Cell Disease, Sickle Cell Anemia, Stroke, Ischemic, Silent Stroke, Silent Cerebral Infarct, Stroke
Interventions
Hydroxyurea therapy per standard care
Drug
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
16 Years to 26 Years
Enrollment
250 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2029
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Sep 4, 2025 · Synced Sep 8, 2026, 9:27 PM EDT
Not listed Phase 1Phase 2 Interventional Accepts healthy volunteers Results available

Improving the Results of Bone Marrow Transplantation for Patients With Severe Congenital Anemias

NCT00061568
View directory record Official record
Conditions
Congenital Hemolytic Anemia, Sickle Cell Disease
Interventions
Peripheral blood hematopoietic progenitor cell (PBPC) transplant, Alemtuzumab, Peripheral blood hematopoietic progenitor cell Apheresis, Sirolimus
Procedure · Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
2 Years to 80 Years
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2004 – 2026
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Feb 28, 2024 · Synced Sep 8, 2026, 9:27 PM EDT
Terminated No phase listed Observational

Establishing a Repository of Blood and DNA Samples From People With Sickle Cell Disease (Comprehensive Sickle Cell Centers Collaborative Genotype-Phenotype Database and Sample Repository)

NCT00528203
View directory record Official record
Conditions
Anemia, Sickle Cell
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
3,640 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
13
States / cities
Oakland, California • San Francisco, California • Boston, Massachusetts + 6 more
Source: ClinicalTrials.gov public record
Updated Jul 11, 2016 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Not applicable Interventional

Web-MAP Intervention for Youth With Sickle Cell Disease

NCT02511769
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
WEB-MAP Educational Control Group, WEB-MAP CBT
Behavioral
Lead sponsor
Connecticut Children's Medical Center
Other
Eligibility
11 Years to 18 Years
Enrollment
42 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
1
States / cities
Hartford, Connecticut
Source: ClinicalTrials.gov public record
Updated Jan 31, 2017 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Phase 3 Interventional Results available

A Study to Assess the Safety and Efficacy of Inclacumab in Participants With Sickle Cell Disease Experiencing Vaso-occlusive Crises

NCT04935879
View directory record Official record
Conditions
Sickle Cell Disease, Vaso-occlusive Pain Episode in Sickle Cell Disease, Vaso-occlusive Crisis
Interventions
Inclacumab, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Enrollment
241 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
22
States / cities
Mobile, Alabama • Little Rock, Arkansas • Orange, California + 7 more
Source: ClinicalTrials.gov public record
Updated Dec 1, 2025 · Synced Sep 8, 2026, 9:27 PM EDT
Recruiting No phase listed Observational

Recruitment and Engagement in Care to Impact Practice Enhancement (RECIPE) for Sickle Cell Disease

NCT06385886
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Linkage Coordinator
Behavioral
Lead sponsor
RTI International
Other
Eligibility
18 Years and older
Enrollment
500 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
9
States / cities
Birmingham, Alabama • Phoenix, Arizona • Oakland, California + 6 more
Source: ClinicalTrials.gov public record
Updated Jun 21, 2025 · Synced Sep 8, 2026, 9:27 PM EDT
Withdrawn Phase 2 Interventional

Risk-based Therapy for Sickle Cell Anemia: A Feasibility Study

NCT02090296
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
Hydroxyurea, Placebo
Drug · Other
Lead sponsor
Children's National Research Institute
Other
Eligibility
6 Months to 12 Months
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2015
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Oct 17, 2017 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Phase 2 Interventional Results available

Inhaled Mometasone to Reduce Painful Episodes in Patients With Sickle Cell Disease

NCT02061202
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Mometasone Furoate, Placebo
Drug
Lead sponsor
Jeffrey Glassberg
Other
Eligibility
15 Years and older
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2017
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Mar 10, 2019 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Phase 2 Interventional Results available

Pain Management in Children and Young Adults With Sickle Cell Disease

NCT01954927
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Gabapentin, Placebo
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
1 Year to 20 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2018
U.S. locations
1
States / cities
Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 1, 2019 · Synced Sep 8, 2026, 9:27 PM EDT
Completed No phase listed Observational Accepts healthy volunteers

Acute Kidney Injury in Patients With Sickle Cell Disease

NCT03105271
View directory record Official record
Conditions
Sickle Cell Disease, Kidney Injury, Kidney Diseases, Kidney Disease, Chronic
Interventions
Not listed
Lead sponsor
University of Alabama at Birmingham
Other
Eligibility
1 Year to 25 Years
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2022
U.S. locations
1
States / cities
Birmingham, Alabama
Source: ClinicalTrials.gov public record
Updated Feb 6, 2022 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Not applicable Interventional

Hydroxyurea Adherence for Personal Best in Sickle Cell Treatment: HABIT

NCT02029742
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Community Health Worker (CHW), Education
Behavioral
Lead sponsor
Columbia University
Other
Eligibility
10 Years to 18 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2015
U.S. locations
2
States / cities
New York, New York • The Bronx, New York
Source: ClinicalTrials.gov public record
Updated May 5, 2024 · Synced Sep 8, 2026, 9:27 PM EDT
Completed No phase listed Observational

Genetics and Pain Severity in Sickle Cell Disease

NCT01441141
View directory record Official record
Conditions
Genotype, Pain, Genetic Variation, Quantitative Sensory Testing (QST), GCH1
Interventions
Not listed
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years to 99 Years
Enrollment
67 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2020
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 9, 2020 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Not applicable Interventional Results available

Evaluation of the AMICUS RBCx System in Sickle Cell Patients

NCT02372877
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 Sep 8, 2026, 9:27 PM EDT
Completed No phase listed Observational

Iron Mediated Vascular Disease in Sickle Cell Anemia Patients

NCT01239901
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Not listed
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
13 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2018
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Jan 9, 2019 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Phase 1Phase 2 Interventional

Phase I/II Pilot Study of Mixed Chimerism to Treat Hemoglobinopathies

NCT00777231
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 Sep 8, 2026, 9:27 PM EDT
Completed Not applicable Interventional Results available

Development and Adaptation of I-STRONG for SCD

NCT06110754
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
I-STRONG for SCD
Behavioral
Lead sponsor
Emory University
Other
Eligibility
12 Years to 18 Years
Enrollment
45 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2024
U.S. locations
2
States / cities
Atlanta, Georgia • Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Dec 18, 2025 · Synced Sep 8, 2026, 9:27 PM EDT
Completed Phase 1Phase 2 Interventional Results available

Simvastatin (Zocor) Therapy in Sickle Cell Disease

NCT00508027
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 Sep 8, 2026, 9:27 PM EDT
Completed Phase 4 Interventional

Voxelotor Sickle Cell Exercise Study

NCT04581356
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
Voxelotor
Drug
Lead sponsor
Elizabeth Yang, MD, PhD
Other
Eligibility
12 Years and older
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2021
U.S. locations
1
States / cities
Fairfax, Virginia
Source: ClinicalTrials.gov public record
Updated Jun 14, 2022 · Synced Sep 8, 2026, 9:27 PM EDT