- Conditions
- Anemia of Chronic Kidney Disease
- Interventions
- Cholecalciferol
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 1 Year to 21 Years
- Enrollment
- 34 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2015
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
Search Results
Search by objective public record fields.
Search by query text, NCT ID, condition, intervention, sponsor, city, state, recruitment status, phase, study type, healthy volunteer eligibility, sex, or age. Results come from ClinicalTrials.gov. When the live registry is unavailable, a clearly labeled stored copy may be shown.
These results were retrieved from the live ClinicalTrials.gov registry. Filters and sort order apply to this result list.
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 87
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Chronic Kidney Disease
- Interventions
- Not listed
- Lead sponsor
- Saint Louis VA Medical Center
- Federal
- Eligibility
- 18 Years to 80 Years
- Healthy volunteers
- Healthy volunteers not accepted
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Pruritis
- Interventions
- 50,000 Units Ergocalciferol, Placebo
- Drug
- Lead sponsor
- Winthrop University Hospital
- Other
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 2
- States / cities
- Bethpage, New York • Mineola, New York
- Conditions
- Obesity
- Interventions
- Drisdol (Ergocalciferol) Vitamin D2, Placebo
- Drug
- Lead sponsor
- Stanford University
- Other
- Eligibility
- 11 Years to 17 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 1
- States / cities
- Stanford, California
- Conditions
- Healthy
- Interventions
- vitamin D2, vitamin D3
- Dietary Supplement
- Lead sponsor
- Creighton University
- Other
- Eligibility
- 21 Years to 65 Years
- Enrollment
- 32 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010
- U.S. locations
- 1
- States / cities
- Omaha, Nebraska
- Conditions
- Obesity, Vitamin D Deficiency, Psychosis, Schizophrenia, Schizoaffective Disorder
- Interventions
- Ergocalciferols
- Drug
- Lead sponsor
- University of Massachusetts, Worcester
- Other
- Eligibility
- 10 Years to 18 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2010
- U.S. locations
- 1
- States / cities
- Worcester, Massachusetts
- Conditions
- Vitamin D Deficiency, Osteoporosis
- Interventions
- Vitamin D, placebo
- Drug
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 55 Years and older
- Enrollment
- 96 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2001 – 2004
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Vitamin D Deficiency, Coronary Artery Disease, Endothelial Dysfunction, Inflammation
- Interventions
- Ergocalciferol, Sugar pill
- Drug · Other
- Lead sponsor
- Seth I. Sokol, M.D.
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 96 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2011
- U.S. locations
- 2
- States / cities
- The Bronx, New York
- Conditions
- End Stage Renal Disease
- Interventions
- ergocalciferol supplementation, placebo
- Dietary Supplement · Other
- Lead sponsor
- Dialysis Clinic, Inc.
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 470 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2015
- U.S. locations
- 12
- States / cities
- Redding, California • Albany, Georgia • Shreveport, Louisiana + 9 more
- Conditions
- Congestive Heart Failure, Ischemic Cardiomyopathy
- Interventions
- Micronutrients
- Drug
- Lead sponsor
- Phoenix VA Health Care System
- Federal
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2016
- U.S. locations
- 1
- States / cities
- Phoenix, Arizona
- Conditions
- Chronic Kidney Disease
- Interventions
- Vitamin D2 (ergocalciferol), Vitamin D3 (cholecalciferol)
- Dietary Supplement
- Lead sponsor
- University of Kansas Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 44 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2015
- U.S. locations
- 1
- States / cities
- Kansas City, Kansas
- Conditions
- Burns, Bone Demineralization
- Interventions
- Vitamin D2, Vitamin D3
- Dietary Supplement
- Lead sponsor
- Shriners Hospitals for Children
- Other
- Eligibility
- 6 Months to 18 Years
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2003 – 2011
- U.S. locations
- 1
- States / cities
- Cincinnati, Ohio
- Conditions
- Asthma, Vitamin D Deficiency
- Interventions
- Vitamin D2 + vitamin D3, Vitamin D3
- Drug
- Lead sponsor
- Nationwide Children's Hospital
- Other
- Eligibility
- 8 Years to 17 Years
- Enrollment
- 18 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- Columbus, Ohio
- Conditions
- Human Immunodeficiency Virus (HIV), Vitamin D Deficiency, HIV Infections
- Interventions
- Vitamin D, Placebo
- Drug · Other
- Lead sponsor
- University Hospitals Cleveland Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 45 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010
- U.S. locations
- 1
- States / cities
- Cleveland, Ohio
- Conditions
- Osteoporosis, Osteopenia, Vitamin D Deficiency, Hypoparathyroidism, Hypercalciuria, Hypercalcemia
- Interventions
- Vitamin D
- Drug
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 50 Years to 66 Years · Female only
- Enrollment
- 19 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2008
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Vitamin D Deficiency
- Interventions
- Ergocalciferol, Calcitriol
- Dietary Supplement
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 42 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Leg Cramps, Nocturnal
- Interventions
- vitamin d, placebo
- Drug
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 29 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2011
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Hypocalcemia, Rickets
- Interventions
- 1,25-Dihydroxycholecalciferol
- Drug
- Lead sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- NIH
- Eligibility
- Not listed
- Enrollment
- 6 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1976 – 2009
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Rheumatoid Arthritis, Vitamin D Deficiency
- Interventions
- Placebo sugar pill, Ergocalciferol
- Drug
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 18 Years to 75 Years
- Enrollment
- 139 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2012
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Vitamin D Deficiency, Nephrolithiasis
- Interventions
- vitamin D (ergocalciferol)
- Drug
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2010
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Vitamin D Deficiency, Secondary Hyperparathyroidism, Obesity
- Interventions
- Ergocalciferol, Cholecalciferol
- Drug
- Lead sponsor
- Weill Medical College of Cornell University
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2007
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Vitamin D Deficiency
- Interventions
- Vitamin D2, Placebo
- Drug
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 12 Years to 18 Years
- Enrollment
- 20 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2015
- U.S. locations
- 1
- States / cities
- New York, New York
- Conditions
- Chronic Inflammation, Inflammaging
- Interventions
- Dietary supplement, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Edifice Health
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 781 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2022
- U.S. locations
- 2
- States / cities
- Greenbrae, California • Suwanee, Georgia
- Conditions
- Vitamin D Deficiency
- Interventions
- 1,000 IU vitamin D2, placebo capsule, mushrooms, UVB-treated mushrooms, 400 IU vitamin D2, UVB-treated mushrooms, 1,000 IU vitamin D2
- Dietary Supplement · Other
- Lead sponsor
- USDA, Western Human Nutrition Research Center
- Federal
- Eligibility
- 20 Years to 59 Years
- Enrollment
- 48 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Davis, California