- Conditions
- Gestational Diabetes
- Interventions
- 4000 IU vitamin D3
- Drug
- Lead sponsor
- University of Minnesota
- Other
- Eligibility
- 18 Years and older · Female only
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2020
- U.S. locations
- 1
- States / cities
- Minneapolis, Minnesota
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 457–480
of 959
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Asthma
- Interventions
- vitamin D3 4000 IU, Placebo
- Drug
- Lead sponsor
- Juan Celedon, MD
- Other
- Eligibility
- 6 Years to 16 Years
- Enrollment
- 192 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2019
- U.S. locations
- 7
- States / cities
- San Francisco, California • Denver, Colorado • Boston, Massachusetts + 4 more
- Conditions
- Rheumatoid Arthritis, Crohn's Disease
- Interventions
- calcitriol
- Drug
- Lead sponsor
- Atlanta VA Medical Center
- Federal
- Eligibility
- 18 Years to 50 Years · Male only
- Enrollment
- 9 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2009
- U.S. locations
- 1
- States / cities
- Atlanta, Georgia
- Conditions
- Obesity, Vitamin D Deficiency
- Interventions
- Vitamin D3 and Calcium
- Dietary Supplement
- Lead sponsor
- Vadim Sherman, MD
- Other
- Eligibility
- 18 Years to 65 Years · Female only
- Enrollment
- 37 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2015
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Chronic Sinusitis
- Interventions
- Vitamin D
- Biological
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 14 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Ulcerative Colitis
- Interventions
- Nutrition supplement, Placebo supplement
- Dietary Supplement
- Lead sponsor
- Baptist Memorial Health Care Corporation
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018
- U.S. locations
- 1
- States / cities
- Memphis, Tennessee
- Conditions
- Vitamin D Deficiency, Obesity, Type 2 Diabetes Mellitus, Intestinal Permeability
- Interventions
- Vitamin D3
- Dietary Supplement
- Lead sponsor
- Fred Hutchinson Cancer Center
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 18 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2013
- U.S. locations
- 1
- States / cities
- Seattle, Washington
- 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
- Osteoarthritis, Vitamin D Deficiency
- Interventions
- Vitamin D3
- Drug
- Lead sponsor
- University of Miami
- Other
- Eligibility
- 18 Years to 96 Years
- Enrollment
- 200 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- Miami, Florida
- Conditions
- Rheumatoid Arthritis
- Interventions
- Teriparatide, calcium citrate, Vitamin D, TNF antagonist
- Drug
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 45 Years and older
- Enrollment
- 26 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2016
- U.S. locations
- 3
- States / cities
- Boston, Massachusetts • Worcester, Massachusetts
- Conditions
- Psoriasis
- Interventions
- CD 2027, Calcitriol Vehicle
- Drug
- Lead sponsor
- Galderma R&D
- Industry
- Eligibility
- 18 Years and older
- Enrollment
- 88 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 2
- States / cities
- Fridley, Minnesota • Nashville, Tennessee
- Conditions
- Obesity
- Interventions
- Bimagrumab, Tirzepatide, Calcium/Vitamin D, Lifestyle and nutrition counseling
- Drug · Dietary Supplement · Behavioral
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 63 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2029
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Determine Effect of Vitamin D on Bone Health in Elderly African American Women
- Interventions
- Vitamin D 3, placebo
- Dietary Supplement · Other
- Lead sponsor
- Winthrop University Hospital
- Other
- Eligibility
- 60 Years and older · Female only
- Enrollment
- 260 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2016
- U.S. locations
- 1
- States / cities
- Mineola, New York
- Conditions
- Type 2 Diabetes
- Interventions
- Dietary Intervention Meetings
- Behavioral
- Lead sponsor
- University of South Carolina
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 63 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2025
- U.S. locations
- 1
- States / cities
- Columbia, South Carolina
- Conditions
- Thyroid Cancer
- Interventions
- Not listed
- Lead sponsor
- University of Nebraska
- Other
- Eligibility
- 19 Years and older
- Enrollment
- 111 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2009
- U.S. locations
- 1
- States / cities
- Omaha, Nebraska
- Conditions
- Nutrition Status, Bone Health
- Interventions
- Calcium/Vitamin D, Placebo
- Dietary Supplement
- Lead sponsor
- United States Army Research Institute of Environmental Medicine
- Federal
- Eligibility
- 17 Years and older
- Enrollment
- 380 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2015 – 2016
- U.S. locations
- 1
- States / cities
- Parris Island, South Carolina
- Conditions
- Age-related Macular Degeneration
- Interventions
- Omega-3 fatty acids (fish oil), Vitamin D3, Vitamin D3 placebo, Fish oil placebo
- Drug · Dietary Supplement
- Lead sponsor
- Brigham and Women's Hospital
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 25,871 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2024
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Osteoporosis, Cardiac Transplantation
- Interventions
- Alendronate, Calcitriol, Placebo Alendronate, Placebo Calcitriol
- Drug
- Lead sponsor
- Columbia University
- Other
- Eligibility
- 20 Years to 70 Years
- Enrollment
- 149 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1997 – 2002
- U.S. locations
- 2
- States / cities
- New York, New York
- Conditions
- Vitamin D, Prematurity
- Interventions
- Vitamin D3, vitamin D3 placebo
- Dietary Supplement
- Lead sponsor
- University of Nebraska
- Other
- Eligibility
- 5 Minutes to 3 Months
- Enrollment
- 64 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2009 – 2010
- U.S. locations
- 1
- States / cities
- Omaha, Nebraska
- Conditions
- Chronic Kidney Disease (CKD), End-stage Renal Disease (ESRD)
- Interventions
- Cholecalciferol - CKD, Calcitriol - CKD, Cholecalciferol - non-CKD
- Drug · Device
- Lead sponsor
- University of Kansas Medical Center
- Other
- Eligibility
- 21 Years to 90 Years
- Enrollment
- 56 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 1
- States / cities
- Kansas City, Kansas
- Conditions
- Type 1 Diabetes Mellitus
- Interventions
- Vitamin D
- Drug
- Lead sponsor
- Corewell Health East
- Other
- Eligibility
- 1 Year to 18 Years
- Enrollment
- 75 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2012
- U.S. locations
- 1
- States / cities
- Royal Oak, Michigan
- Conditions
- Vitamin D Deficiency, Insulin Resistance, Type 2 Diabetes Mellitus, Cardiovascular Disease, Hypertension
- Interventions
- Vitamin D3, Placebo
- Drug
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 25 Years to 80 Years
- Enrollment
- 125 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2019
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Solid Cancers
- Interventions
- Grape Seed Extract, Vitamin D
- Drug
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 22 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2016
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Vitamin D Deficiency, End-stage Renal Disease
- Interventions
- Cholecalciferol
- Drug
- Lead sponsor
- Mehrotra, Anita, M.D.
- Individual
- Eligibility
- 18 Years and older
- Enrollment
- 116 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2013
- U.S. locations
- 1
- States / cities
- New York, New York