- 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
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 64
matching trials from the live ClinicalTrials.gov search.
- 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
- Hyperparathyroidism
- Interventions
- Vitamin D, Four-dimensional computed tomography (4DCT)
- Drug · Device
- Lead sponsor
- M.D. Anderson Cancer Center
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 22 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2018
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Vitamin D Deficiency, Polytrauma, Orthopedic Disorder
- Interventions
- Ergocalciferol 8000 IU/ML Oral Liquid [DRISDOL], Propylene Glycol
- Drug
- Lead sponsor
- New York City Health and Hospitals Corporation
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2020
- U.S. locations
- 1
- States / cities
- The Bronx, New York
- Conditions
- Depressive Symptoms, Diabetes
- Interventions
- Vitamin D supplementation
- Dietary Supplement
- Lead sponsor
- Loyola University
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2012
- U.S. locations
- 1
- States / cities
- Maywood, Illinois
- Conditions
- Chronic Kidney Disease, Vitamin D Deficiency
- Interventions
- Ergocalciferol, Calcitriol
- Drug
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years to 80 Years
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2014
- U.S. locations
- 1
- States / cities
- Cambridge, Massachusetts
- Conditions
- Peyronie's Disease
- Interventions
- Vitamin D2, Vitamin E, Testosterone Pellets
- Drug
- Lead sponsor
- Men's Health Boston
- Other
- Eligibility
- 18 Years to 70 Years · Male only
- Enrollment
- 75 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2017
- U.S. locations
- 1
- States / cities
- Chestnut Hill, Massachusetts
- Conditions
- Chronic Kidney Disease Stage 3 and 4
- Interventions
- Ergocalciferol, Cholecalciferol
- Drug
- Lead sponsor
- The Cleveland Clinic
- Other
- Eligibility
- 18 Years to 99 Years
- Enrollment
- 19 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Cleveland, Ohio
- Conditions
- Wheezing, Allergy
- Interventions
- Cholecalciferol, Cholecalciferol
- Dietary Supplement · Drug
- Lead sponsor
- Case Western Reserve University
- Other
- Eligibility
- Up to 1 Year
- Enrollment
- 300 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2017
- U.S. locations
- 5
- States / cities
- New York, New York • Cleveland, Ohio • Charleston, South Carolina
- Conditions
- Bone Mineralization Defect
- Interventions
- Vitamin D2
- Drug
- Lead sponsor
- University of California, Los Angeles
- Other
- Eligibility
- 6 Years to 21 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2014
- U.S. locations
- 2
- States / cities
- Loma Linda, California • Los Angeles, California
- Conditions
- Dysphagia, Fecal Incontinence, Urinary Incontinence
- Interventions
- Ergocalciferol (vitamin D2)
- Other
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 70 Years and older
- Enrollment
- 50 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- Started 2006
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Vitamin D Deficiency, Renal Failure Chronic Requiring Hemodialysis
- Interventions
- Ergocalciferol, Placebo
- Drug
- Lead sponsor
- Albany College of Pharmacy and Health Sciences
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2015
- U.S. locations
- 4
- States / cities
- Albany, New York • Clifton Park, New York • Saratoga Springs, New York + 1 more
- 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
- Insulin Sensitivity
- Interventions
- Ergocalciferols, Placebo
- Drug
- Lead sponsor
- Texas Tech University Health Sciences Center
- Other
- Eligibility
- 18 Years to 60 Years
- Enrollment
- 12 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2012
- U.S. locations
- 1
- States / cities
- Odessa, Texas
- Conditions
- Type 2 Diabetes, Vitamin D Deficiency
- Interventions
- Vitamin D2, Sugar pill
- Dietary Supplement · Other
- Lead sponsor
- University of Alabama at Birmingham
- Other
- Eligibility
- 12 Years to 18 Years
- Enrollment
- 31 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2013
- U.S. locations
- 1
- States / cities
- Birmingham, Alabama
- Conditions
- Ergocalciferol
- Interventions
- Ergocalciferol
- Drug
- Lead sponsor
- Wake Forest University Health Sciences
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 44 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2020
- U.S. locations
- 1
- States / cities
- Winston-Salem, North Carolina
- Conditions
- Vitamin D Deficiency
- Interventions
- Vitamin D2 in orange juice, Vitamin D3 in orange juice, Vitamin D2, Vitamin D3, Placebo
- Dietary Supplement · Other
- Lead sponsor
- Boston University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 86 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2006 – 2007
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- End Stage Renal Disease
- Interventions
- Ergocalciferol, Placebo
- Drug · Other
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 105 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2014
- U.S. locations
- 3
- States / cities
- Boston, Massachusetts
- Conditions
- Chronic Kidney Disease
- Interventions
- Vitamin D3, Vitamin D2, Placebo
- Dietary Supplement
- Lead sponsor
- Creighton University
- Other
- Eligibility
- 20 Years to 65 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2013
- U.S. locations
- 1
- States / cities
- Omaha, Nebraska
- Conditions
- Vitamin D Deficiency
- Interventions
- Vitamin D2, Placebo
- Drug · Other
- Lead sponsor
- Allegheny Singer Research Institute (also known as Allegheny Health Network Research Institute)
- Other
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 25 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2020 – 2024
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- 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
- 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, 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
- Secondary Hyperparathyroidism, Chronic Kidney Disease
- Interventions
- Paricalcitol, Ergocalciferol
- Drug
- Lead sponsor
- Salem Veterans Affairs Medical Center
- Federal
- Eligibility
- 18 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2011
- U.S. locations
- 1
- States / cities
- Salem, Virginia