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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

Conditions: Vitamin D Deficiency, Vitamin D Insufficiency
Interventions: Vitamin D, Placebo, Standard of Care; Dietary Supplement · Other
Lead sponsor: Johns Hopkins University; Other
Eligibility: 18 Years to 64 Years
Enrollment: 70 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017
U.S. locations: 1
States / cities: Baltimore, Maryland

Conditions: Diabetes Mellitus, Vitamin D Deficiency
Interventions: Vitamin D; Dietary Supplement
Lead sponsor: Ascension Health; Industry
Eligibility: 34 Years to 69 Years
Enrollment: 150 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2012
U.S. locations: 1
States / cities: Flint, Michigan

Conditions: Thyroid, PD-1, Cancer
Interventions: blood draw and questionnaire completion, questionnaire completion, blood collection; Other
Lead sponsor: Icahn School of Medicine at Mount Sinai; Other
Eligibility: 18 Years and older
Enrollment: 17 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2028
U.S. locations: 1
States / cities: New York, 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: Metastatic Colorectal Cancer
Interventions: FOLFOX + bevacizumab, Vitamin D; Drug · Dietary Supplement
Lead sponsor: Dana-Farber Cancer Institute; Other
Eligibility: 18 Years and older
Enrollment: 139 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2012 – 2019
U.S. locations: 18
States / cities: Boise, Idaho • Fruitland, Idaho • Meridian, Idaho + 13 more

Conditions: Vitamin D Deficiency, Stem Cell Transplant Complications, Pediatric Cancer, Blood Disorder, Pediatric Acute Myeloid Leukemia, Pediatric Acute Lymphoid Leukemia, Myelodysplastic Syndromes, Sickle Cell Anemia in Children, Aplastic Anemia, Thalassemia in Children
Interventions: Vitamin D3, Standard Vitamin D3 Supplementation; Dietary Supplement
Lead sponsor: Phoenix Children's Hospital; Other
Eligibility: 1 Year to 25 Years
Enrollment: 49 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2017 – 2019
U.S. locations: 1
States / cities: Phoenix, Arizona

Conditions: Chronic Kidney Disease, Secondary Hyperparathyroidism
Interventions: Cinacalcet HCl, Standard of Care; Drug · Dietary Supplement
Lead sponsor: Amgen; Industry
Eligibility: 6 Years to 17 Years
Enrollment: 55 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2014 – 2016
U.S. locations: 26
States / cities: Los Angeles, California • Wilmington, Delaware • Atlanta, Georgia + 22 more

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

Conditions: Healthy
Interventions: 35 mg risedronate DR tablet; Drug
Lead sponsor: Warner Chilcott; Industry
Eligibility: 40 Years to 70 Years · Female only
Enrollment: 101 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2009
U.S. locations: 4
States / cities: Gainesville, Florida • Miami, Florida • Honolulu, Hawaii + 1 more

Conditions: Hypoparathyroidism
Interventions: No intervention; Other
Lead sponsor: Takeda; Industry
Eligibility: Not listed
Enrollment: 1,339 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2026
U.S. locations: 54
States / cities: Birmingham, Alabama • Tucson, Arizona • Los Angeles, California + 42 more

Conditions: Advanced Hepatocellular Carcinoma, Advanced Melanoma, Locally Advanced Melanoma, Metastatic Melanoma, Stage III Hepatocellular Carcinoma AJCC v8, Stage IV Hepatocellular Carcinoma AJCC v8
Interventions: Biospecimen Collection, Cholecalciferol, Computed Tomography, Desloratadine, Immunotherapy, Infusion Procedure, Magnesium Sulfate, Magnetic Resonance Imaging, Propranolol; Procedure · Dietary Supplement · Drug + 1 more
Lead sponsor: University of Southern California; Other
Eligibility: 18 Years and older
Enrollment: 46 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2026 – 2028
U.S. locations: 1
States / cities: Los Angeles, California

Conditions: Atopic Dermatitis, Vitamin D Deficiency
Interventions: Vitamin D; Drug
Lead sponsor: Medical College of Wisconsin; Other
Eligibility: 1 Year to 18 Years
Enrollment: 7 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2013
U.S. locations: 1
States / cities: Milwaukee, Wisconsin

Conditions: Transplant; Failure, Kidney, Renal Disease, End Stage, Hyperparathyroidism, Secondary
Interventions: Paricalcitol, Corticosteroid Avoidance Immune Suppression Protocol; Drug · Other
Lead sponsor: Mayo Clinic; Other
Eligibility: 18 Years and older
Enrollment: 100 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2007 – 2011
U.S. locations: 2
States / cities: Scottsdale, Arizona • Rochester, Minnesota

Conditions: Osteoporosis, Osteopenia
Interventions: Alendronate, Calcium Citrate, Vitamin D; Drug · Dietary Supplement
Lead sponsor: University of Chicago; Other
Eligibility: 59 Years and older · Female only
Enrollment: 36 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2001 – 2009
U.S. locations: 1
States / cities: Chicago, Illinois

Conditions: Metastatic Cancer, Prostate Cancer
Interventions: zoledronic acid, placebo, androgen deprivation therapy, GnRH agonist, Calcium supplement, Vitamin D; Drug · Other · Dietary Supplement
Lead sponsor: Alliance for Clinical Trials in Oncology; Other
Eligibility: 18 Years and older · Male only
Enrollment: 645 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2004 – 2014
U.S. locations: 238
States / cities: Mobile, Alabama • Fort Smith, Arkansas • Little Rock, Arkansas + 159 more

Conditions: Pancreatic Cancer, Pancreas Cancer, Cancer of the Pancreas
Interventions: 5-FU, Leucovorin, Liposomal Irinotecan, Paricalcitol, Serum and plasma blood samples, Tumor biopsy; Drug · Procedure
Lead sponsor: Washington University School of Medicine; Other
Eligibility: 18 Years and older
Enrollment: 20 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2019 – 2022
U.S. locations: 1
States / cities: St Louis, Missouri

Conditions: Psoriasis
Interventions: Topical Therapy, Phototherapy and Systemic Therapy, Biologic Therapy; Other
Lead sponsor: University of California, Irvine; Other
Eligibility: 18 Years and older
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2013 – 2015
U.S. locations: 1
States / cities: Irvine, California

Conditions: Short Segment Barrett's Esophagus, Long Segment Barrett's Esophagus
Interventions: Omeprazole, Vitamin D3, upper endoscopy, Metformin; Drug · Procedure
Lead sponsor: Case Comprehensive Cancer Center; Other
Eligibility: 18 Years and older
Enrollment: 26 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2010 – 2016
U.S. locations: 3
States / cities: Beachwood, Ohio • Cleveland, Ohio

Conditions: Vitamin D Deficiency, Cystic Fibrosis
Interventions: High-Dose Vitamin D3, Stool Sample, Sputum Sample, Sham Comparator, Blood draw; Dietary Supplement · Other · Procedure
Lead sponsor: Emory University; Other
Eligibility: 18 Years and older
Enrollment: 41 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2015 – 2017
U.S. locations: 1
States / cities: Atlanta, Georgia

Conditions: Triple Negative Breast Cancer, Vitamin D Deficiency, Invasive Breast Cancer
Interventions: Standard of Care Neoadjuvant Chemotherapy (NAC), Vitamin D3, Drug Diary; Drug · Dietary Supplement · Other
Lead sponsor: Wake Forest University Health Sciences; Other
Eligibility: 18 Years and older
Enrollment: 50 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2021 – 2026
U.S. locations: 1
States / cities: Winston-Salem, North Carolina

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: Bone Metabolism Biomarkers, Bone Mineral Density, Physical Fitness
Interventions: Vitamin D3, Physical Activity; Drug · Behavioral
Lead sponsor: University of Rochester; Other
Eligibility: 18 Years to 99 Years · Female only
Enrollment: 191 participants
Healthy volunteers: Healthy volunteers not accepted
Timeline: 2011 – 2026
U.S. locations: 1
States / cities: Rochester, New York

Conditions: Fracture, Fracture Nonunion, Fractures, Bone, Vitamin D
Interventions: Vitamin D Assessment, Fracture; Other
Lead sponsor: Methodist Health System; Other
Eligibility: 18 Years to 25 Years
Enrollment: 100 participants
Healthy volunteers: Accepts healthy volunteers
Timeline: 2020 – 2021
U.S. locations: 1
States / cities: Dallas, Texas

Search by objective public record fields.

Efficacy and Safety of Encaleret Compared to Standard of Care in Participants With ADH1

Vitamin D to Improve Nutrition Prior to Bariatric Surgery and Investigate the Relationship With Negative Outcomes

Effect of Vitamin D Supplementation on Hemoglobin A1c

Correlation Vitamin D Level to Endocrine Autoimmune Toxicity Due to Immune Checkpoint Inhibitors

Nutrition and Body Composition in Acute Lymphoblastic Leukemia

Study of Vitamin D in Untreated Metastatic Colorectal Cancer

A Randomized Phase IV Control Trial of Single High Dose Oral Vitamin D3 in Pediatric Patients Undergoing HSCT

Efficacy and Safety of Cinacalcet in Pediatric Patients With Secondary Hyperparathyroidism (SHPT) and Chronic Kidney Disease (CKD) on Dialysis

Impact of Vitamin D Repletion in Hemodialysis Patients

Study Assessing Dosing Time and Calcium and Vitamin D on the Relative BA of 35 mg DR Risedronate Dosed With Food

A Registry for Participants With Chronic Hypoparathyroidism

Multiple Adjunct Therapies to Improve Immunotherapy Treatment in Patients With Locally Advanced or Metastatic Melanoma or Advanced Hepatocellular Cancer

Vitamin D Deficiency and Atopic Dermatitis

Oral Paricalcitol in Kidney Transplant Recipients

Texture Analysis for Postmenopausal Osteoporosis

Zoledronate in Preventing Skeletal (Bone)-Related Events in Men Who Are Receiving Androgen Deprivation Therapy For Prostate Cancer and Bone Metastases

Liposomal Irinotecan Plus 5-FU / LV Combined With Paricalcitol in Patients With Advanced Pancreatic Cancer Progressed on Gemcitabine-based Therapy

Evaluation of Vitamin D Levels in Psoriasis Patients

Vitamin D Supplementation on 15-Prostaglandin Dehydrogenase Expression in Barrett's Esophagus

Vitamin D and Microbiota in Cystic Fibrosis

Impact of Vitamin D Supplementation on the Rate of Pathologic Complete Response in Vitamin D Deficient Patients

Cyclic Versus Daily Teriparatide on Bone Mass

Vitamin D and Physical Activity on Bone Health

Relationships Between Vitamin D and Orthopedic Trauma