Independent directory Public ClinicalTrials.gov records United States
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ClinicalTrials.gov public records Last synced Sep 6, 2026, 4:43 AM EDT

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Showing 1–24 of 324 matching trials from the live ClinicalTrials.gov search.
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Conditions
Sickle Cell Disease, Sickle Cell Anemia, Sickle Cell Disorders, Hemoglobin S Disease, Sickling Disorder Due to Hemoglobin S
Interventions
HQK-1001
Drug
Lead sponsor
HemaQuest Pharmaceuticals Inc.
Industry
Eligibility
12 Years to 60 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
Started 2011
U.S. locations
9
States / cities
Oakland, California • Miami, Florida • Augusta, Georgia + 6 more
Conditions
Sickle Cell Disease, Vaso-occlusive Crisis, Vaso-occlusive Pain Episode in Sickle Cell Disease
Interventions
Inclacumab
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Enrollment
242 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2025
U.S. locations
18
States / cities
Mobile, Alabama • Little Rock, Arkansas • Orange, California + 7 more
Conditions
Diabetes Mellitus, Healthy, Hypercholesterolemia, Hypertension
Interventions
hemoglobin-transported nitric oxide
Procedure
Lead sponsor
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Eligibility
Not listed
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
1999 – 2000
U.S. locations
1
States / cities
Bethesda, Maryland
Conditions
Sickle Cell Disease, Vaso-occlusive Crisis, Vaso-occlusive Pain Episode in Sickle Cell Disease
Interventions
Inclacumab, Placebo
Drug
Lead sponsor
Pfizer
Industry
Eligibility
12 Years and older
Enrollment
72 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2023
U.S. locations
17
States / cities
Mobile, Alabama • Phoenix, Arizona • Little Rock, Arkansas + 11 more
Conditions
Type 2 Diabetes, Obesity
Interventions
discontinuation of sugar sweetened beverages
Behavioral
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
5 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2008
U.S. locations
1
States / cities
Durham, North Carolina
Terminated No phase listed Observational

Butterfly Sensor With Rev K Version

NCT01992003
Conditions
Blood Loss
Interventions
Not listed
Lead sponsor
University of California, San Francisco
Other
Eligibility
18 Years and older
Enrollment
9 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014
U.S. locations
1
States / cities
San Francisco, California
Conditions
Sickle Cell Disease
Interventions
Autologous CD34+ HSC cells transduced with the lentiviral vector containing a shRNA targeting BCL11a
Biological
Lead sponsor
David Williams
Other
Eligibility
13 Years to 55 Years
U.S. locations
1
States / cities
Boston, Massachusetts
Completed Not applicable Interventional Results available

The Fasting II Study

NCT01792986
Conditions
Diabetes, Metabolic Diseases
Interventions
water-only 24-hour fasting once per week for 6 weeks
Behavioral
Lead sponsor
Intermountain Health Care, Inc.
Other
Eligibility
30 Years to 69 Years
Enrollment
12 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013
U.S. locations
2
States / cities
Murray, Utah • Salt Lake City, Utah
Conditions
Type 2 Diabetes Mellitus
Interventions
Vitamin D3 2000 international units daily, Vitamin C 500mg daily
Dietary Supplement
Lead sponsor
ProMedica Health System
Other
Eligibility
21 Years to 75 Years
Enrollment
37 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2010
U.S. locations
3
States / cities
Sylvania, Ohio • Toledo, Ohio
Conditions
Chronic Kidney Disease, Anemia
Interventions
Roxadustat, Placebo
Drug
Lead sponsor
Kyntra Bio
Industry
Eligibility
18 Years to 80 Years
Enrollment
117 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2006 – 2010
U.S. locations
34
States / cities
Peoria, Arizona • Tempe, Arizona • Los Angeles, California + 31 more
Completed No phase listed Observational Accepts healthy volunteers

Non-Invasive Hemoglobin Study

NCT02206399
Conditions
Anemia
Interventions
Not listed
Lead sponsor
Convergence Biometrics
Industry
Eligibility
18 Years and older
Enrollment
237 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014
U.S. locations
1
States / cities
Sacramento, California
Conditions
Bleeding, Acute Blood Loss Anemia
Interventions
Not listed
Lead sponsor
Wake Forest University Health Sciences
Other
Eligibility
18 Years and older
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2017
U.S. locations
1
States / cities
Charlotte, North Carolina
Conditions
Anaemia
Interventions
Daprodustat (GSK1278863), Placebo, Iron therapy
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years and older
Enrollment
614 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2020
U.S. locations
49
States / cities
Homewood, Alabama • Little Rock, Arkansas • Downey, California + 44 more
Completed No phase listed Observational Results available

A Study to Learn About Sickle Cell Disease In Adult Patients

NCT05407805
Conditions
Sickle Cell Disease
Interventions
Electronic Diary
Other
Lead sponsor
Pfizer
Industry
Eligibility
18 Years and older
Enrollment
98 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
4
States / cities
Hollywood, Florida • Upper Marlboro, Maryland • Waltham, Massachusetts + 1 more
Conditions
Pregnancy
Interventions
Néevo®/ NéevoDHA®
Other
Lead sponsor
Pamlab, Inc.
Industry
Eligibility
18 Years to 39 Years · Female only
Enrollment
53 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2012
U.S. locations
1
States / cities
Corpus Christi, Texas
Conditions
Sickle Cell Disease
Interventions
Not listed
Lead sponsor
University Hospitals Cleveland Medical Center
Other
Eligibility
18 Years and older
Enrollment
1 participant
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2022
U.S. locations
1
States / cities
Cleveland, Ohio
Completed No phase listed Observational Accepts healthy volunteers

Dysfunctional Hemoglobin

NCT02262195
Conditions
Elevated Levels of Carboxyhemoglobin and Methemoglobin
Interventions
Elevated levels of carboxyhemoglobin
Other
Lead sponsor
Nonin Medical, Inc
Industry
Eligibility
18 Years to 45 Years
Enrollment
62 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2014 – 2015
U.S. locations
1
States / cities
San Francisco, California
Conditions
Chronic Renal Failure, Chronic Kidney Disease, Anemia
Interventions
peginesatide, Darbepoetin alfa
Drug
Lead sponsor
Affymax
Industry
Eligibility
18 Years and older
Enrollment
493 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2009
U.S. locations
42
States / cities
Phoenix, Arizona • Fayetteville, Arkansas • Fountain Valley, California + 38 more
Terminated Not applicable Interventional Results available

Bone Marrow Transplantation, Hemoglobinopathies, SCALLOP

NCT00578344
Conditions
Sickle Cell Disease, Hemoglobin SC
Interventions
Busulfan, Campath 1H, Cyclophosphamide and MESNA
Drug · Biological
Lead sponsor
Tami D. John
Other
Eligibility
Up to 40 Years
Enrollment
8 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2012
U.S. locations
2
States / cities
Houston, Texas
Conditions
Diagnoses Disease
Interventions
HemoTypeSC
Device
Lead sponsor
Silver Lake Research Corporation
Industry
Eligibility
Not listed
Enrollment
600 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018
U.S. locations
1
States / cities
Azusa, California
Conditions
Respiratory Failure
Interventions
Plasma Haptoglobin Concentration
Diagnostic Test
Lead sponsor
University of Colorado, Denver
Other
Eligibility
Up to 18 Years
Enrollment
90 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2024
U.S. locations
1
States / cities
Aurora, Colorado
Conditions
Type 2 Diabetes Mellitus
Interventions
Bexagliflozin, Placebo
Drug
Lead sponsor
Theracos
Industry
Eligibility
20 Years and older
Enrollment
312 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2018
U.S. locations
23
States / cities
Fresno, California • La Palma, California • Lincoln, California + 19 more
Completed Not applicable Interventional Accepts healthy volunteers

Strategies to Reduce Iron Deficiency

NCT02245321
Conditions
Iron Deficiency
Interventions
Ferrous gluconate- 19 mg, Ferrous gluconate- 38 mg, Letter Group- Information Provided, Letter - No Information Provided, Placebo
Dietary Supplement · Other
Lead sponsor
Westat
Other
Eligibility
18 Years to 100 Years
Enrollment
702 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2014
U.S. locations
4
States / cities
Farmington, Connecticut • Rockville, Maryland • Pittsburgh, Pennsylvania + 1 more
Conditions
Hemoglobinopathies, Hemolysis, Iron Deficiency and Overload, Anemias
Interventions
Not listed
Lead sponsor
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
NIH
Eligibility
1 Year and older
Enrollment
334 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2005 – 2017
U.S. locations
1
States / cities
Bethesda, Maryland