- Conditions
- Prostate Cancer
- Interventions
- Vitamin D3, Placebo
- Drug
- Lead sponsor
- VA Office of Research and Development
- Federal
- Eligibility
- 19 Years to 90 Years · Male only
- Enrollment
- 130 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2020
- U.S. locations
- 2
- States / cities
- Charleston, South Carolina
Search Results
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Showing 1–24
of 372
matching trials from the live ClinicalTrials.gov search.
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- Conditions
- Prostate Cancer
- Interventions
- calcitriol, dexamethasone, protein expression analysis, laboratory biomarker analysis
- Dietary Supplement · Drug · Genetic + 1 more
- Lead sponsor
- Roswell Park Cancer Institute
- Other
- Eligibility
- Up to 120 Years · Male only
- Enrollment
- 18 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2010
- U.S. locations
- 1
- States / cities
- Buffalo, New York
- Conditions
- Metabolic Syndrome
- Interventions
- Professional nutrition counseling, No professional nutrition counseling
- Other
- Lead sponsor
- Madigan Army Medical Center
- Federal
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 138 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Tacoma, Washington
- Conditions
- Obesity, Insulin Resistance, Obesity in Diabetes, Nutritional and Metabolic Diseases, Hyperlipidemia, Hyperglycemia, Cardiovascular Diseases
- Interventions
- Placebo-Control, Low-Dose Vitamin K2 (menaquinone-7; 45-mcg/d), High-Dose Vitamin K2 (menaquinone-7; 90 mcg/d)
- Dietary Supplement
- Lead sponsor
- Augusta University
- Other
- Eligibility
- 8 Years to 17 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2020
- U.S. locations
- 1
- States / cities
- Augusta, Georgia
- Conditions
- Healthy Volunteers
- Interventions
- Placebo, Canagliflozin
- Drug
- Lead sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
- NIH
- Eligibility
- 18 Years and older
- Enrollment
- 67 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2019
- U.S. locations
- 1
- States / cities
- Bethesda, Maryland
- Conditions
- Precancerous/Nonmalignant Condition, Prostate Cancer
- Interventions
- calcitriol, observation
- Dietary Supplement · Procedure
- Lead sponsor
- Rutgers, The State University of New Jersey
- Other
- Eligibility
- 18 Years and older · Male only
- Enrollment
- 12 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2011
- U.S. locations
- 5
- States / cities
- East Brunswick, New Jersey • Morristown, New Jersey • New Brunswick, New Jersey + 1 more
- Conditions
- Type 1 Diabetes
- Interventions
- Ergocalciferol, Placebo
- Drug · Other
- Lead sponsor
- Benjamin U. Nwosu, MD
- Other
- Eligibility
- 10 Years to 21 Years
- Enrollment
- 48 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2021
- U.S. locations
- 1
- States / cities
- Worcester, Massachusetts
- Conditions
- Osteoporosis, Hypomagnesemia
- Interventions
- EffCaMgCit, Placebo
- Drug · Other
- Lead sponsor
- University of Texas Southwestern Medical Center
- Other
- Eligibility
- 21 Years to 99 Years
- Enrollment
- 62 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Dallas, Texas
- 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
- Obesity, Glucose Intolerance, Inflammation
- Interventions
- Placebo, Vitamin D 3 cholecalciferol
- Dietary Supplement
- Lead sponsor
- University of Missouri-Columbia
- Other
- Eligibility
- 9 Years to 19 Years
- Enrollment
- 44 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2009 – 2013
- U.S. locations
- 1
- States / cities
- Columbia, Missouri
- Conditions
- Infant, Very Low Birth Weight, Calcium Deficiency, Vitamin D Deficiency
- Interventions
- 400 IU Cholecalciferol- Vitamin D Daily
- Dietary Supplement
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 1 Day to 3 Days
- Enrollment
- 68 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2013
- U.S. locations
- 2
- States / cities
- Charleston, South Carolina
- Conditions
- Nutrition, Healthy
- Interventions
- DHA/EPA fortified chicken plus Placebo, non-25(OH)D fortified chicken/eggs plus vitamin D3 supplement, non-DHA bio-enhanced chicken plus supplement DHA Omega-3, 25(OH)D bioenhanced chicken and eggs plus placebo, Dietary Supplement: DHA/EPA fortified eggs plus Placebo, non-DHA bio-enhanced eggs plus supplement DHA Omega-3, non-25(OH)D fortified chicken/eggs plus placebo
- Dietary Supplement · Other
- Lead sponsor
- Cornell University
- Other
- Eligibility
- 18 Years to 35 Years
- Enrollment
- 84 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2021 – 2026
- U.S. locations
- 1
- States / cities
- Ithaca, New York
- Conditions
- Graves Disease, Graves' Disease, Hyperthyroidism
- Interventions
- Ergocalciferol 50,000 IU, Methimazole
- Drug
- Lead sponsor
- Northwell Health
- Other
- Eligibility
- 9 Years to 17 Years
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2027
- U.S. locations
- 1
- States / cities
- New Hyde Park, New York
- Conditions
- Osteoporosis, Frailty
- Interventions
- DHA/EPA, Placebo capsule, Calcium with vitamin D
- Dietary Supplement
- Lead sponsor
- Donaghue Medical Research Foundation
- Other
- Eligibility
- 65 Years and older · Female only
- Enrollment
- 150 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2009
- U.S. locations
- 1
- States / cities
- Farmington, Connecticut
- Conditions
- Skin Irritation
- Interventions
- 4 placebo, 4 Vitamin D, Valchlor
- Dietary Supplement · Drug
- Lead sponsor
- University Hospitals Cleveland Medical Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 33 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2018
- U.S. locations
- 1
- States / cities
- Cleveland, Ohio
- Conditions
- Anaplastic Medulloblastoma, Medulloblastoma
- Interventions
- Biospecimen Collection, Carboplatin, Cisplatin, Cyclophosphamide, Filgrastim, Isotretinoin, Lumbar Puncture, Magnetic Resonance Imaging, Quality-of-Life Assessment, Radiation Therapy, Vincristine Sulfate
- Procedure · Drug · Biological + 2 more
- Lead sponsor
- Children's Oncology Group
- Network
- Eligibility
- 3 Years to 22 Years
- Enrollment
- 379 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2007 – 2026
- U.S. locations
- 170
- States / cities
- Birmingham, Alabama • Anchorage, Alaska • Mesa, Arizona + 126 more
- Conditions
- Prediabetes, Type 2 Diabetes (T2DM)
- Interventions
- Vitamin D (Cholecalciferol ), Placebo
- Drug
- Lead sponsor
- Tufts Medical Center
- Other
- Eligibility
- 30 Years to 74 Years
- Enrollment
- 100 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2031
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Follicular Lymphoma, Small Lymphocytic Lymphoma, Marginal Zone Lymphoma, Mucosal-Associated Lymphoid Tissue Lymphoma
- Interventions
- Vitamin D, Rituximab, Placebo
- Dietary Supplement · Biological · Other
- Lead sponsor
- Jonathan Friedberg
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 211 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2017 – 2024
- U.S. locations
- 7
- States / cities
- Miami, Florida • Atlanta, Georgia • Iowa City, Iowa + 4 more
- Conditions
- Bariatric Surgery Candidate
- Interventions
- AquaVanta Chewable Tablet, Flinstones Complete, Nature Made Calcium Softgels, Twin Labs Iron Caps, Rexall Vitamin B12 Tablet
- Dietary Supplement
- Lead sponsor
- Yasoo Health
- Industry
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 61 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2014
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- 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
- Osteoporosis
- Interventions
- Teriparatide, Alendronate, Calcium, Vitamin D3
- Drug · Dietary Supplement
- Lead sponsor
- Helen Hayes Hospital
- Other
- Eligibility
- 45 Years to 85 Years · Female only
- Enrollment
- 140 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2017
- U.S. locations
- 1
- States / cities
- West Haverstraw, New York
- Conditions
- Chronic Kidney Disease, Secondary Hyperparathyroidism, Vitamin D Insufficiency
- Interventions
- Cohort 1 CTAP101 Capsules- 60µg, Cohort 1 CTAP101 Capsules - 90µg, Cohort 1 Matching Sugar Capsule, Cohort 2 CTAP101 Capsules - 30µg, Cohort 2 Matching Sugar Capsule
- Drug
- Lead sponsor
- OPKO Health, Inc.
- Industry
- Eligibility
- 18 Years to 85 Years
- Enrollment
- 78 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Bannockburn, Illinois
- Conditions
- Precursor Cell Lymphoblastic Leukemia-Lymphoma, Vitamin D Deficiency
- Interventions
- Vitamin D and Calcium Citrate
- Dietary Supplement
- Lead sponsor
- Children's Hospital Los Angeles
- Other
- Eligibility
- 10 Years to 29 Years
- Enrollment
- 76 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2011 – 2016
- U.S. locations
- 1
- States / cities
- Los Angeles, California
- Conditions
- Acute Promyelocytic Leukemia With t(15;17)(q24.1;q21.2); PML-RARA
- Interventions
- Arsenic Trioxide, Cytarabine, Dexamethasone, Idarubicin, Laboratory Biomarker Analysis, Mitoxantrone Hydrochloride, Quality-of-Life Assessment, Questionnaire Administration, Tretinoin
- Drug · Other
- Lead sponsor
- Children's Oncology Group
- Network
- Eligibility
- 12 Months to 21 Years
- Enrollment
- 158 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2029
- U.S. locations
- 152
- States / cities
- Birmingham, Alabama • Mobile, Alabama • Anchorage, Alaska + 121 more