- Conditions
- Bariatric Surgery Candidate
- Interventions
- Zoledronic Acid, Calcium citrate + vitamin D, Vitamin D3
- Drug · Dietary Supplement
- Lead sponsor
- Massachusetts General Hospital
- Other
- Eligibility
- 25 Years to 100 Years
- Enrollment
- 6 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2020
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
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 are retrieved from ClinicalTrials.gov and synchronized into the directory. Search pages remain noindex by default.
Data is sourced from official ClinicalTrials.gov public API records. Always review the official ClinicalTrials.gov record for the latest information.
Showing 25–48
of 24
matching trials from the live ClinicalTrials.gov search.
Local D1 index available.
- Conditions
- Cerebral Palsy
- Interventions
- HMB + Vitamin D3
- Dietary Supplement
- Lead sponsor
- Gillette Children's Specialty Healthcare
- Other
- Eligibility
- 13 Years to 17 Years
- Enrollment
- 7 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- Saint Paul, Minnesota
- Conditions
- Spinal Cord Injury, Bone Loss, Osteoporosis
- Interventions
- Alendronate, Calcium, Vitamin D
- Drug · Dietary Supplement
- Lead sponsor
- Northwestern University
- Other
- Eligibility
- 21 Years and older
- Enrollment
- 17 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- 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
- Clonal Cytopenia of Undetermined Significance, High Grade B-Cell Lymphoma With MYC and BCL2 or BCL6 Rearrangements, Recurrent Diffuse Large B-Cell Lymphoma, Recurrent Hodgkin Lymphoma, Recurrent Lymphoma, Refractory Diffuse Large B-Cell Lymphoma, Refractory Lymphoma, Chronic Myelomonocytic Leukemia
- Interventions
- Ascorbic Acid, Carboplatin, Cisplatin, Cytarabine, Dexamethasone, Etoposide, Gemcitabine Hydrochloride, Ifosfamide, Laboratory Biomarker Analysis, Oxaliplatin, Placebo Administration, Questionnaire Administration, Rituximab, Decitabine, Biospecimen Collection, Core Biopsy, Bone Marrow Aspiration, Bone Marrow Biopsy, Echocardiography, Positron Emission Tomography, Magnetic Resonance Imaging, Central Venous Cannula Insertion, Portacath Placement, Computed Tomography
- Dietary Supplement · Drug · Other + 2 more
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2018 – 2033
- U.S. locations
- 4
- States / cities
- Mankato, Minnesota • Rochester, Minnesota • Eau Claire, Wisconsin + 1 more
- Conditions
- Heart Failure, Vitamin D Deficiency, Cardiomyopathy, Congestive Heart Failure
- Interventions
- Placebo Comparator: Sugar Pill, Vitamin D3 (cholecalciferol)
- Drug
- Lead sponsor
- Heidi Moretti, MS, RD
- Other
- Eligibility
- Not listed
- Enrollment
- 40 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2015
- U.S. locations
- 2
- States / cities
- Missoula, Montana
- Conditions
- Prostatic Neoplasms, Bone Mineral Density Quantitative Trait Locus 3
- Interventions
- vitamin D, Placebo
- Dietary Supplement
- Lead sponsor
- University of Rochester
- Other
- Eligibility
- 60 Years to 99 Years · Male only
- Enrollment
- 108 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2016
- U.S. locations
- 1
- States / cities
- Rochester, New York
- Conditions
- Dense Breasts
- Interventions
- Denosumab, Placebo, Calcium, Vitamin D3, Core needle biopsy, Blood draw
- Drug · Procedure
- Lead sponsor
- Washington University School of Medicine
- Other
- Eligibility
- 40 Years and older · Female only
- Enrollment
- 210 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2026
- U.S. locations
- 1
- States / cities
- St Louis, Missouri
- Conditions
- Leukemia, Lymphoma
- Interventions
- Actonel (Risedronate), Calcium, Vitamin D
- Drug · Dietary Supplement
- Lead sponsor
- M.D. Anderson Cancer Center
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 72 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2004 – 2014
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Vitamin D Deficiency, Hypovitaminosis A, Vitamin E Deficiency
- Interventions
- Vitamin D, Vitamin D, Vitamin E, and Vitamin A, Control, 700 mg Calcium
- Dietary Supplement
- Lead sponsor
- Boston University
- Other
- Eligibility
- 6 Years to 10 Years
- Enrollment
- 180 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2005 – 2008
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Low Bone Density
- Interventions
- Teriparatide, Alendronate, calcium and vitamin D
- Drug · Dietary Supplement
- Lead sponsor
- Johns Hopkins University
- Other
- Eligibility
- 50 Years to 80 Years · Female only
- Enrollment
- 55 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2020
- U.S. locations
- 1
- States / cities
- Baltimore, Maryland
- Conditions
- Nutrition, Healthy
- Interventions
- Dairy Milk, Soy Milk, Almond Milk, Oat Milk
- Other
- Lead sponsor
- Clinical Nutrition Research Center, Illinois Institute of Technology
- Industry
- Eligibility
- 25 Years to 70 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2026
- U.S. locations
- 1
- States / cities
- Chicago, Illinois
- Conditions
- Osteopenia, Osteoporosis
- Interventions
- Micronized Calcium Carbonate, Non-Micronized Calcium Carbonate, Vitamin D3
- Dietary Supplement
- Lead sponsor
- Integrative Health Technologies, Inc.
- Network
- Eligibility
- 21 Years and older
- Enrollment
- 160 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2014
- U.S. locations
- 1
- States / cities
- San Antonio, Texas
- Conditions
- Stage IV Colon Cancer, Stage IV Rectal Cancer
- Interventions
- leucovorin calcium, bevacizumab, cholecalciferol, fluorouracil, oxaliplatin, pharmacological study
- Drug · Biological · Dietary Supplement + 1 more
- Lead sponsor
- Roswell Park Cancer Institute
- Other
- Eligibility
- 18 Years to 79 Years
- Enrollment
- 10 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2012
- U.S. locations
- 1
- States / cities
- Buffalo, New York
- 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
- Osteoporosis, Cystic Fibrosis
- Interventions
- alendronate sodium, calcium carbonate, cholecalciferol
- Drug
- Lead sponsor
- University of North Carolina
- Other
- Eligibility
- 18 Years to 45 Years
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 1998 – 2002
- U.S. locations
- 1
- States / cities
- Chapel Hill, North Carolina
- Conditions
- New Biomarkers for Measuring Vitamin D Level
- Interventions
- Vitamin D Supplementation, Placebo, Calcium
- Dietary Supplement · Other
- Lead sponsor
- NYU Langone Health
- Other
- Eligibility
- 60 Years to 90 Years · Female only
- Enrollment
- 444 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2016 – 2019
- U.S. locations
- 1
- States / cities
- Mineola, New York
- 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
- Conditions
- Osteoporosis
- Interventions
- BONISTEIN(R) bone blend, Placebo
- Dietary Supplement
- Lead sponsor
- dsm-firmenich Switzerland AG
- Industry
- Eligibility
- 45 Years to 55 Years · Female only
- Enrollment
- 70 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2009
- U.S. locations
- 1
- States / cities
- Omaha, Nebraska
- Conditions
- Pregnancy
- Interventions
- Calcium or Placebo
- Dietary Supplement
- Lead sponsor
- UCSF Benioff Children's Hospital Oakland
- Other
- Eligibility
- 18 Years to 45 Years · Female only
- Enrollment
- 65 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010 – 2013
- U.S. locations
- 1
- States / cities
- Oakland, California
- Conditions
- Osteoporosis
- Interventions
- Actonel
- Drug
- Lead sponsor
- Sanofi
- Industry
- Eligibility
- 30 Years to 85 Years
- Enrollment
- 248 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2002 – 2004
- U.S. locations
- 1
- States / cities
- Bridgewater, New Jersey
- Conditions
- Polycystic Ovarian Syndrome, Vitamin D Deficiency
- Interventions
- Vitamin D2 (Ergocalciferol), Medroxyprogesterone (Provera), Vitamin D3 (Cholecalciferol), Elemental Calcium
- Dietary Supplement · Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 18 Years to 40 Years · Female only
- Enrollment
- 36 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2013
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Bone Health, Nutrition Status
- Interventions
- Ca/Vit D, Placebo
- Dietary Supplement · Other
- Lead sponsor
- United States Army Research Institute of Environmental Medicine
- Federal
- Eligibility
- 17 Years to 42 Years
- Enrollment
- 342 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2012 – 2018
- U.S. locations
- 2
- States / cities
- Fort Sill, Oklahoma • San Antonio, Texas
- Conditions
- Vitamin Deficiency
- Interventions
- EZPAK, Placebo
- Dietary Supplement
- Lead sponsor
- Optimal Health Research
- Other
- Eligibility
- 26 Years to 75 Years
- Enrollment
- 275 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2019 – 2021
- U.S. locations
- 1
- States / cities
- Salt Lake City, Utah