- Conditions
- Autosomal Dominant Hypocalcemia (ADH)
- Interventions
- Encaleret, Standard of Care
- Drug · Dietary Supplement
- Lead sponsor
- Calcilytix Therapeutics, Inc., a BridgeBio company
- Industry
- Eligibility
- 16 Years and older
- Enrollment
- 67 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2023 – 2029
- U.S. locations
- 11
- States / cities
- Oakland, California • Aurora, Colorado • Indianapolis, Indiana + 8 more
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 721–744
of 960
matching trials from the live ClinicalTrials.gov search.
- Conditions
- Musculoskeletal Pain
- Interventions
- Vitamin D 2, Vitamin D2 Placebo
- Drug
- Lead sponsor
- University of North Carolina, Chapel Hill
- Other
- Eligibility
- 18 Years to 65 Years
- Enrollment
- 71 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023 – 2024
- U.S. locations
- 4
- States / cities
- Worcester, Massachusetts • St Louis, Missouri • Camden, New Jersey + 1 more
- Conditions
- Ulcerative Colitis, Inflammatory Bowel Disease
- Interventions
- Vitamin D3, Placebo
- Drug · Other
- Lead sponsor
- University of Chicago
- Other
- Eligibility
- 18 Years and older
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2012 – 2014
- U.S. locations
- 1
- States / cities
- Evanston, Illinois
- Conditions
- Contiguous Stage II Small Lymphocytic Lymphoma, Noncontiguous Stage II Small Lymphocytic Lymphoma, Stage 0 Chronic Lymphocytic Leukemia, Stage I Chronic Lymphocytic Leukemia, Stage I Small Lymphocytic Lymphoma, Stage II Chronic Lymphocytic Leukemia
- Interventions
- curcumin, cholecalciferol, laboratory biomarker analysis, pharmacological study
- Drug · Dietary Supplement · Other
- Lead sponsor
- Paolo Caimi, MD
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 35 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2014 – 2018
- U.S. locations
- 1
- States / cities
- Cleveland, Ohio
- Conditions
- Vitamin D3 Deficiency
- Interventions
- Vitamin D3 4000 IU in gummy form, Placebo gummy vitamin
- Drug
- Lead sponsor
- Medical University of South Carolina
- Other
- Eligibility
- 18 Years to 45 Years · Female only
- Enrollment
- 342 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2018
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Healthy Volunteers
- Interventions
- Single High Dose Cholecalciferol, Daily Dose Cholecalciferol
- Dietary Supplement
- Lead sponsor
- Mayo Clinic
- Other
- Eligibility
- 18 Years to 40 Years · Female only
- Enrollment
- 40 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2010
- U.S. locations
- 1
- States / cities
- Rochester, Minnesota
- Conditions
- Hypertension, Left Ventricular Hypertrophy
- Interventions
- cholecalciferol (Vitamin D), Placebo
- Dietary Supplement
- Lead sponsor
- Wayne State University
- Other
- Eligibility
- 30 Years to 74 Years
- Enrollment
- 354 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2011 – 2015
- U.S. locations
- 1
- States / cities
- Detroit, Michigan
- Conditions
- Diabetes, Depression, Quality of Life
- Interventions
- Vitamin D3, Vitamin D3 comparator
- Drug
- Lead sponsor
- Loyola University
- Other
- Eligibility
- 21 Years and older · Female only
- Enrollment
- 265 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2013 – 2018
- U.S. locations
- 1
- States / cities
- Maywood, Illinois
- Conditions
- Williams Syndrome
- Interventions
- Vitamin D
- Drug
- Lead sponsor
- National Center for Research Resources (NCRR)
- NIH
- Eligibility
- 18 Years to 50 Years
- Healthy volunteers
- Accepts healthy volunteers
- U.S. locations
- 1
- States / cities
- Charleston, South Carolina
- Conditions
- Renal Osteodystrophy
- Interventions
- doxercalciferol, Cholecalciferol
- Drug
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years to 82 Years
- Enrollment
- 55 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2006 – 2009
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana
- Conditions
- Vitamin D Supplementation
- Interventions
- Supplemental Vitamin D
- Drug
- Lead sponsor
- Boston Children's Hospital
- Other
- Eligibility
- 11 Years to 18 Years
- Enrollment
- 56 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2008 – 2011
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Vitamin D Deficiency, Vitamin D Insufficiency, Healthy Volunteers
- Interventions
- ALPCO 25(OH) Vitamin D CLIA Kit
- Device
- Lead sponsor
- American Laboratory Products Company
- Industry
- Eligibility
- 22 Years and older
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2026
- U.S. locations
- 1
- States / cities
- Salem, New Hampshire
- Conditions
- Inflammatory Bowel Disease, Crohn's Disease, Ulcerative Colitis
- Interventions
- ergocalciferol, Cholecalciferol
- Dietary Supplement
- Lead sponsor
- Boston Children's Hospital
- Other
- Eligibility
- 5 Years to 21 Years
- Enrollment
- 134 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2008 – 2011
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Leg Cramps, Nocturnal
- Interventions
- vitamin d, placebo
- Drug
- Lead sponsor
- University of Wisconsin, Madison
- Other
- Eligibility
- 50 Years and older
- Enrollment
- 29 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2007 – 2011
- U.S. locations
- 1
- States / cities
- Madison, Wisconsin
- Conditions
- Polycystic Ovarian Syndrome in Adolescent Females, Vitamin D Deficiency
- Interventions
- Vitamin D 4000IU daily, Placebo
- Drug
- Lead sponsor
- Yale University
- Other
- Eligibility
- 13 Years to 21 Years · Female only
- Enrollment
- 60 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2028
- U.S. locations
- 1
- States / cities
- New Haven, Connecticut
- Conditions
- Covid19, COVID-19 Pneumonia, COVID-19 Respiratory Infection, COVID-19 Acute Bronchitis
- Interventions
- Ivermectin
- Drug
- Lead sponsor
- Patrick Robinson
- Other
- Eligibility
- 12 Years to 110 Years
- Enrollment
- 1,000 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2022 – 2024
- U.S. locations
- 1
- States / cities
- San Antonio, Florida
- Conditions
- Osteoporosis, Osteopenia
- Interventions
- Fiber Pill, Melatonin, Strontium citrate, Vitamins D3 and K2
- Dietary Supplement
- Lead sponsor
- Duquesne University
- Other
- Eligibility
- Female only
- Enrollment
- 23 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2013 – 2017
- U.S. locations
- 1
- States / cities
- Pittsburgh, Pennsylvania
- Conditions
- COPD, Asthma, Pulmonary Function, Pneumonia
- Interventions
- Vitamin D3, fish oil, Vitamin D3 placebo, Fish oil placebo
- 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 – 2027
- U.S. locations
- 1
- States / cities
- Boston, Massachusetts
- Conditions
- Breast Cancer
- Interventions
- Biomarkers
- Other
- Lead sponsor
- Sentara Norfolk General Hospital
- Other
- Eligibility
- 18 Years and older · Female only
- Enrollment
- 30 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2016 – 2020
- U.S. locations
- 1
- States / cities
- Newport News, Virginia
- 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 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
- Multiple Sclerosis
- Interventions
- Phototherapy
- Device
- Lead sponsor
- University of Illinois at Urbana-Champaign
- Other
- Eligibility
- 18 Years to 64 Years · Female only
- Enrollment
- 20 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2015 – 2016
- U.S. locations
- 1
- States / cities
- Urbana, Illinois
- Conditions
- Maternal Stress
- Interventions
- Vitamin D (Cholecalciferol ), Placebo
- Dietary Supplement · Other
- Lead sponsor
- University of Idaho
- Other
- Eligibility
- 18 Years to 64 Years · Female only
- Enrollment
- 80 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2024 – 2027
- U.S. locations
- 2
- States / cities
- Coeur d'Alene, Idaho • Moscow, Idaho
- Conditions
- Chronic Kidney Disease
- Interventions
- Paricalcitol
- Drug
- Lead sponsor
- Indiana University
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 16 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2010 – 2011
- U.S. locations
- 1
- States / cities
- Indianapolis, Indiana