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Showing 97–120 of 182 matching trials from the live ClinicalTrials.gov search.

Filters: Condition: Vitamin D Supplementation Clear all

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: Knee Osteoarthritis
Interventions: Vitamin D, Control; Drug
Lead sponsor: Rush University Medical Center; Other
Eligibility: 18 Years to 80 Years
Enrollment: 137 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2022
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Renal Dialysis, Vitamin D Deficiency
Interventions: Cholecalciferol (Vitamin D); Dietary Supplement
Lead sponsor: VA Office of Research and Development; Federal
Eligibility: 45 Years to 89 Years
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2022
U.S. locations: 1
States / cities: The Bronx, New York

Conditions: Vitamin D Deficiency
Interventions: cholecalciferol, Placebo; Dietary Supplement
Lead sponsor: University of Wisconsin, Madison; Other
Eligibility: 50 Years to 100 Years · Female only
Enrollment: 62 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2011 – 2014
U.S. locations: 1
States / cities: Madison, Wisconsin

Conditions: IBD, Ulcerative Colitis, Crohn Disease
Interventions: Vitamin D3; Drug
Lead sponsor: Boston Children's Hospital; Other
Eligibility: 7 Years to 25 Years
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2023
U.S. locations: 1
States / cities: Boston, Massachusetts

Conditions: Juvenile Rheumatoid Arthritis
Interventions: Cholecalciferol, Calcium, Calcium and cholecalciferol, Placebo; Dietary Supplement · Drug
Lead sponsor: University of Missouri-Columbia; Other
Eligibility: 3 Years to 15 Years
Enrollment: 24 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 1995 – 2002
U.S. locations: 1
States / cities: Columbia, Missouri

Conditions: Cystic Fibrosis
Interventions: Vitamin D3, Placebo; Dietary Supplement
Lead sponsor: Emory University; Other
Eligibility: 18 Years to 70 Years
Enrollment: 30 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2008 – 2010
U.S. locations: 1
States / cities: Atlanta, Georgia

Conditions: Prostate Cancer
Interventions: cholecalciferol; Dietary Supplement
Lead sponsor: Medical University of South Carolina; Other
Eligibility: 18 Years to 90 Years · Male only
Enrollment: 52 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2011
U.S. locations: 1
States / cities: Charleston, South Carolina

Conditions: Immunosenescence, Shingles
Interventions: Varicella Zoster Virus Vaccine (Zostavax); Biological
Lead sponsor: University of Colorado, Denver; Other
Eligibility: 60 Years and older
Enrollment: 33 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2014
U.S. locations: 1
States / cities: Aurora, Colorado

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, Preterm Infants, Bronchopulmonary Dysplasia
Interventions: Cholecalciferol, Placebo; Dietary Supplement
Lead sponsor: University of Alabama at Birmingham; Other
Eligibility: 1 Minute to 7 Days
Enrollment: 100 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2016
U.S. locations: 1
States / cities: Birmingham, Alabama

Conditions: Actinic Keratosis
Interventions: Photodynamic therapy (PDT), Vitamin D3; Drug
Lead sponsor: Case Comprehensive Cancer Center; Other
Eligibility: 18 Years and older
Enrollment: 75 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2020 – 2021
U.S. locations: 1
States / cities: Cleveland, Ohio

Conditions: Coronary Artery Disease, Chronic Kidney Disease, Hypovitaminosis D, Secondary Hyperparathyroidism
Interventions: paricalcitol, placebo; Drug
Lead sponsor: Thomas Jefferson University; Other
Eligibility: 18 Years and older
Enrollment: 10 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2011
U.S. locations: 1
States / cities: Philadelphia, Pennsylvania

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: Fracture
Interventions: Vitamin D3, Placebo; Drug · Other
Lead sponsor: University of Maryland, Baltimore; Other
Eligibility: 18 Years to 50 Years
Enrollment: 102 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2021
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Infertility, Vitamin D Deficiency
Interventions: Not listed
Lead sponsor: Northwestern University; Other
Eligibility: 18 Years to 38 Years · Female only
Enrollment: 102 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2014
U.S. locations: 3
States / cities: Chicago, Illinois

Conditions: Adult Women, Metastatic Breast Cancer, Estrogen Receptor Positive
Interventions: Cholecalciferol; Drug
Lead sponsor: Loyola University; Other
Eligibility: 18 Years and older · Female only
Enrollment: 43 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2017
U.S. locations: 1
States / cities: Maywood, Illinois

Conditions: Osteoporosis, Aging
Interventions: Vitamin D3, Calcium Citrate (Citracal); Dietary Supplement
Lead sponsor: Creighton University; Other
Eligibility: 57 Years and older · Female only
Enrollment: 273 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2011
U.S. locations: 1
States / cities: Omaha, Nebraska

Conditions: Crohn's Disease, Vitamin D Deficiency
Interventions: Cholecalciferol; Drug
Lead sponsor: University of California, Los Angeles; Other
Eligibility: 8 Years to 18 Years
Enrollment: 3 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2017
U.S. locations: 1
States / cities: Los Angeles, California

Conditions: Vitamin D Deficiency
Interventions: Vitamin D 10000 UNT, Vitamin D 5000 UNT; Drug
Lead sponsor: Virginia Polytechnic Institute and State University; Other
Eligibility: 18 Years to 30 Years
Enrollment: 68 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2017 – 2018
U.S. locations: 1
States / cities: Blacksburg, Virginia

Conditions: Urticaria
Interventions: Vitamin D (4,000 IU/day), Vitamin D (400 IU/day), Omalizumab; Dietary Supplement · Drug
Lead sponsor: Selina Gierer, D.O.; Other
Eligibility: 18 Years and older
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2016 – 2019
U.S. locations: 1
States / cities: Kansas City, Kansas

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: Vitamin D Deficiency, Rotator Cuff Tears
Interventions: Vitamin D3 supplementation, Placebo; Dietary Supplement · Other
Lead sponsor: Community Memorial Health System; Other
Eligibility: 18 Years to 65 Years
Enrollment: 240 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2021 – 2024
U.S. locations: 2
States / cities: Ventura, California

Conditions: Neuropathic Pain
Interventions: Ergocalciferol Capsules, Cholecalciferol Capsules; Drug · Dietary Supplement
Lead sponsor: Virginia Commonwealth University; Other
Eligibility: 18 Years and older
Enrollment: 120 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2022 – 2030
U.S. locations: 1
States / cities: Richmond, Virginia