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ClinicalTrials.gov public records Last synced Oct 17, 2026, 4:26 AM EDT

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Showing 145–168 of 196 matching trials from the live ClinicalTrials.gov search.
Filters: Intervention: Hydroxyurea Clear all
Completed Phase 1 Interventional

A Single Dose Study of the Safety, Blood Levels and Biological Effects of Aes-103 Compared to Placebo in Subjects With Stable Sickle Cell Disease

NCT01597401
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Aes-103, Placebo
Drug
Lead sponsor
Baxalta now part of Shire
Industry
Eligibility
18 Years to 65 Years
Enrollment
19 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2013
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated May 5, 2021 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 4 Interventional

Safety and Effectiveness of a Combination Anti-HIV Drug Treatment

NCT00005018
View directory record Official record
Conditions
HIV Infections
Interventions
Hydroxyurea, Abacavir sulfate, Efavirenz, Didanosine
Drug
Lead sponsor
Glaxo Wellcome
Industry
Eligibility
13 Years and older
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1999 – 2000
U.S. locations
23
States / cities
Berkeley, California • Beverly Hills, California • Los Angeles, California + 19 more
Source: ClinicalTrials.gov public record
Updated Jun 24, 2005 · Synced Oct 17, 2026, 4:26 AM EDT
Terminated Phase 2 Interventional Results available

Phase 2 Study of Ruxolitinib Versus Anagrelide in Subjects With Essential Thrombocythemia Who Are Resistant to or Intolerant of Hydroxyurea (RESET-272)

NCT03123588
View directory record Official record
Conditions
MPN (Myeloproliferative Neoplasms)
Interventions
Ruxolitinib, Anagrelide, Placebo
Drug
Lead sponsor
Incyte Corporation
Industry
Eligibility
18 Years and older
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
26
States / cities
Phoenix, Arizona • Long Beach, California • Los Angeles, California + 22 more
Source: ClinicalTrials.gov public record
Updated Nov 19, 2021 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Not applicable Interventional

Applying Directly Observed Therapy to Hydroxyurea to Realize Effectiveness

NCT06264700
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Video Directly Observed Therapy (VDOT), Health Reminder Tip Alerts
Behavioral
Lead sponsor
Nationwide Children's Hospital
Other
Eligibility
11 Years and older
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2026
U.S. locations
3
States / cities
Chicago, Illinois • Columbus, Ohio • Providence, Rhode Island
Source: ClinicalTrials.gov public record
Updated Aug 21, 2026 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 2 Interventional

Combination Chemotherapy Plus Interferon Alfa Followed by Filgrastim in Treating Patients With Gastrointestinal Tract Cancer

NCT00019474
View directory record Official record
Conditions
Extrahepatic Bile Duct Cancer, Gastric Cancer, Gastrointestinal Carcinoid Tumor, Liver Cancer, Pancreatic Cancer, Small Intestine Cancer
Interventions
filgrastim, recombinant interferon alfa, fluorouracil, hydroxyurea
Biological · Drug
Lead sponsor
Montefiore Medical Center
Other
Eligibility
18 Years to 120 Years
Enrollment
60 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
1998 – 2000
U.S. locations
1
States / cities
The Bronx, New York
Source: ClinicalTrials.gov public record
Updated Sep 14, 2018 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 3 Interventional Results available

Randomized Switch Study From Hydroxyurea to Ruxolitinib for RELIEF of Polycythemia Vera Symptoms: The Relief Study

NCT01632904
View directory record Official record
Conditions
Polycythemia Vera
Interventions
Ruxolitinib, Hydroxyurea (HU), HU-placebo, Ruxolitinib-placebo
Drug
Lead sponsor
Incyte Corporation
Industry
Eligibility
18 Years and older
Enrollment
110 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
51
States / cities
Scottsdale, Arizona • Fayetteville, Arkansas • Burbank, California + 48 more
Source: ClinicalTrials.gov public record
Updated Nov 14, 2017 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 1Phase 2 Interventional

A Study of TNFerade™ Biologic With Concomitant Radiotherapy, Fluorouracil, and Hydroxyurea (TNF-FHX) in Patients With Head and Neck Cancer

NCT00496535
View directory record Official record
Conditions
Head and Neck Cancer, Head and Neck Neoplasms
Interventions
TNFerade biologic
Drug
Lead sponsor
GenVec
Industry
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
U.S. locations
1
States / cities
Chicago, Illinois
Source: ClinicalTrials.gov public record
Updated Feb 23, 2012 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 2 Interventional

Pegylated Interferon Alfa-2a Salvage Therapy in High Risk Polycythemia Vera (PV) or Essential Thrombocythemia (ET)

NCT01259817
View directory record Official record
Conditions
High Risk Polycythemia Vera, High Risk Essential Thrombocythemia
Interventions
PEGASYS, Aspirin
Drug
Lead sponsor
Ronald Hoffman
Other
Eligibility
18 Years and older
Enrollment
135 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2016
U.S. locations
16
States / cities
Scottsdale, Arizona • Palo Alto, California • Washington D.C., District of Columbia + 10 more
Source: ClinicalTrials.gov public record
Updated Jan 11, 2017 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 1 Interventional

Hydroxyurea and Erythropoietin to Treat Sickle Cell Anemia

NCT00270478
View directory record Official record
Conditions
Sickle Cell Disease, Chronic Kidney Disease, Pulmonary Hypertension
Interventions
Erythropoietin and Hydroxyurea
Drug
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
18 Years and older
Enrollment
7 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2009
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Dec 17, 2019 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 1 Interventional

The Safety and Effectiveness of Hydroxyurea and ddI Used Individually or Together in HIV-Infected Patients

NCT00001074
View directory record Official record
Conditions
HIV Infections
Interventions
Hydroxyurea, Didanosine
Drug
Lead sponsor
National Institute of Allergy and Infectious Diseases (NIAID)
NIH
Eligibility
18 Years and older
Enrollment
140 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Ends 2000
U.S. locations
18
States / cities
San Diego, California • San Francisco, California • Stanford, California + 11 more
Source: ClinicalTrials.gov public record
Updated Nov 1, 2021 · Synced Oct 17, 2026, 4:26 AM EDT
Recruiting Phase 1Phase 2 Interventional

Lung and Bone Marrow Transplantation for Lung and Bone Marrow Failure

NCT03500731
View directory record Official record
Conditions
Idiopathic Pulmonary Fibrosis, Emphysema or COPD
Interventions
CD3/CD19 negative hematopoietic stem cells, Rituximab, Alemtuzumab, Fludarabine, Thiotepa, G-CSF, Hydroxyurea
Biological · Drug
Lead sponsor
Paul Szabolcs
Other
Eligibility
18 Years to 60 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2028
U.S. locations
2
States / cities
Pittsburgh, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Jan 13, 2026 · Synced Oct 17, 2026, 4:26 AM EDT
Active, not recruiting Phase 3 Interventional

A Study Comparing Imetelstat Versus Best Available Therapy for the Treatment of Intermediate-2 or High-risk Myelofibrosis (MF) Who Have Not Responded to Janus Kinase (JAK)-Inhibitor Treatment

NCT04576156
View directory record Official record
Conditions
Myelofibrosis
Interventions
Imetelstat, Best Available Therapy (BAT)
Drug
Lead sponsor
Geron Corporation
Industry
Eligibility
18 Years and older
Enrollment
327 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2028
U.S. locations
12
States / cities
La Jolla, California • Los Angeles, California • New Haven, Connecticut + 9 more
Source: ClinicalTrials.gov public record
Updated Jul 8, 2026 · Synced Oct 17, 2026, 4:26 AM EDT
Recruiting No phase listed Observational

Hydroxyurea Exposure Limiting Pregnancy and Follow-Up Lactation

NCT04093986
View directory record Official record
Conditions
Sickle Cell Disease, Sickle Cell Anemia
Interventions
Chart Review, Survey
Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
Not listed
Enrollment
200 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2030
U.S. locations
1
States / cities
Cincinnati, Ohio
Source: ClinicalTrials.gov public record
Updated Jun 18, 2026 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Phase II Imatinib + Hydroxyurea in Treatment of Patients With Recurrent/Progressive Grade II Low-Grade Glioma (LGG)

NCT00615927
View directory record Official record
Conditions
Glioblastoma, Gliosarcoma
Interventions
Imatinib Mesylate & Hydroxyurea
Drug
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
64 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2006 – 2012
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated Mar 15, 2013 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 2 Interventional Results available

Genomic Based Assignment of Therapy in Advanced Urothelial Carcinoma

NCT02788201
View directory record Official record
Conditions
Urothelial Carcinoma, Bladder Cancer, Urinary Bladder Neoplasms
Interventions
75 approved agents, COXEN
Drug · Other
Lead sponsor
National Cancer Institute (NCI)
NIH
Eligibility
18 Years and older
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2019
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Nov 6, 2020 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 2 Interventional

Hydroxyurea and Transfusion

NCT03644953
View directory record Official record
Conditions
Sickle Cell Disease
Interventions
Hydroxyurea
Drug
Lead sponsor
Children's National Research Institute
Other
Eligibility
2 Years to 24 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2021
U.S. locations
1
States / cities
Washington D.C., District of Columbia
Source: ClinicalTrials.gov public record
Updated Oct 21, 2021 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Not applicable Interventional

A Pilot Open Label Trial of HIV Therapy With d4T (Stavudine), ddI (Didanosine), Nelfinavir and Hydroxyurea in Subjects With Early Asymptomatic HIV Infection

NCT00002176
View directory record Official record
Conditions
HIV Infections
Interventions
Hydroxyurea, Nelfinavir mesylate, Stavudine, Didanosine
Drug
Lead sponsor
Bristol-Myers Squibb
Industry
Eligibility
16 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
1997 – 2000
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Apr 14, 2011 · Synced Oct 17, 2026, 4:26 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 17, 2026, 4:26 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Management of Severe Acute Malnutrition in SCD, in Northern Nigeria

NCT03634488
View directory record Official record
Conditions
Sickle Cell Anemia, Severe Acute Malnutrition
Interventions
hydroxyurea (20mg/kg/day), Ready-to-use therapeutic food
Drug · Dietary Supplement
Lead sponsor
Vanderbilt University Medical Center
Other
Eligibility
5 Years to 12 Years
Enrollment
132 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2022
U.S. locations
1
States / cities
Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Mar 27, 2024 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 2 Interventional

Hydroxyurea in Treating Patients With Epstein-Barr Virus-Associated Primary CNS Lymphoma and AIDS

NCT00002940
View directory record Official record
Conditions
Lymphoma
Interventions
hydroxyurea
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
Not listed
Healthy volunteers
Healthy volunteers not accepted
Timeline
1996 – 2002
U.S. locations
2
States / cities
Shreveport, Louisiana • Memphis, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 19, 2012 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 3 Interventional Results available

Randomized Trial of Pegylated Interferon Alfa-2a Versus Hydroxyurea in Polycythemia Vera (PV) and Essential Thrombocythemia (ET)

NCT01259856
View directory record Official record
Conditions
High Risk Polycythemia Vera, High Risk Essential Thrombocythemia
Interventions
PEGASYS, Hydroxyurea, Aspirin
Drug
Lead sponsor
Ronald Hoffman
Other
Eligibility
18 Years and older
Enrollment
168 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2011 – 2017
U.S. locations
16
States / cities
Scottsdale, Arizona • Los Angeles, California • Palo Alto, California + 10 more
Source: ClinicalTrials.gov public record
Updated Apr 30, 2019 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 2 Interventional Accepts healthy volunteers

Nitric Oxide to Improve Blood Flow in Sickle Cell Disease

NCT00009581
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
L-NMMA, Acetylcholine
Drug
Lead sponsor
National Institutes of Health Clinical Center (CC)
NIH
Eligibility
Not listed
Enrollment
65 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2001 – 2003
U.S. locations
1
States / cities
Bethesda, Maryland
Source: ClinicalTrials.gov public record
Updated Mar 4, 2008 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Phase 2 Interventional Results available

Hydroxyurea Management in Kids: Intensive Versus Stable Dosage Strategies

NCT03020615
View directory record Official record
Conditions
Sickle Cell Anemia
Interventions
Hydroxyurea
Drug
Lead sponsor
St. Jude Children's Research Hospital
Other
Eligibility
9 Months to 36 Months
Enrollment
58 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2017 – 2020
U.S. locations
4
States / cities
Atlanta, Georgia • Jackson, Mississippi • Memphis, Tennessee + 1 more
Source: ClinicalTrials.gov public record
Updated Jun 25, 2021 · Synced Oct 17, 2026, 4:26 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Microvascular Blood Flow in Sickle Cell Anemia

NCT01566890
View directory record Official record
Conditions
Sickle Cell Disease, Sickle Cell Anemia
Interventions
regadenoson infusion with contrast-enhanced ultrasound, contrast-enhanced ultrasound
Drug · Procedure
Lead sponsor
Versiti Blood Health
Other
Eligibility
18 Years to 70 Years
Enrollment
91 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2020
U.S. locations
2
States / cities
Chicago, Illinois • Milwaukee, Wisconsin
Source: ClinicalTrials.gov public record
Updated Jun 26, 2024 · Synced Oct 17, 2026, 4:26 AM EDT