Clinical trials: Vitamin D3
Vitamin D3 Deficiency
Preventing Health Disparities During Pregnancy Through Vitamin D Supplementation
The purpose of this study is to give all mothers the best chance for a healthy pregnancy through vitamin D supplementation. We will study women of diverse racial/ethnic backgrounds who will receive either the current vitamin D…
- Trial name
- NCT01932788
- Testing
- Vitamin D3 4000 IU in gummy form
- Where
- United States
- Volunteers
- 342 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
Hypovitaminosis D
High Dose Preoperative Cholecalciferol Supplementation and Perioperative Vitamin D Status
A growing body of evidence suggests that robust postoperative immune function is associated with a lower risk of surgical site infections (SSIs).
- Trial name
- NCT01689779
- Testing
- 100,000 IU cholecalciferol
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- Massachusetts General Hospital
Hip Fracture
PUSH Plus Protein Pilot for Hip Fracture Patients
Hip fracture is a common problem among older individuals. The goal of current standard of care after hip fracture is to achieve independent, household ambulation 2-3 months after surgery, yet decreased functional ability…
- Trial name
- NCT03410823
- Testing
- PUSH, Protein, Nutrition
- Where
- 2 sites in United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Maryland, Baltimore
Osteogenesis Imperfecta, Type I, Osteogenesis Imperfecta Type III
A Study in Adult Patients With Type I, III or IV Osteogenesis Imperfecta Treated With BPS804
The purpose of this study is to select a suitable dose of BPS804 by measuring the strength/quality of bone using a special type of CT scanner. Participants will be treated for 12 months and followed up for a further 12 months.
- Conditions
- Osteogenesis Imperfecta, Type I, Osteogenesis Imperfecta Type III, Osteogenesis Imperfecta Type IV
- Trial name
- Asteroid (NCT03118570)
- Testing
- setrusumab, Calcium, Vitamin D
- Where
- 25 sites in United States, Canada and 3 more
- Volunteers
- 112 people
- Sponsor
- Ultragenyx Pharmaceutical Inc
Osteoporosis, Postmenopausal, Osteoporosis
Preventing Osteoporosis Using Denosumab
The purpose of this research study is to find out if denosumab (Prolia®), an injection given in the arm under the skin every 6 months, works to treat bone loss and prevent it from worsening in older men and women (ages 65 and…
- Conditions
- Osteoporosis, Postmenopausal, Osteoporosis, Osteoporotic Fractures
- Trial name
- PROUD (NCT02753283)
- Testing
- denosumab, Calcium and Vitamin D
- Where
- United States
- Volunteers
- 201 people
- Sponsor
- Susan L. Greenspan
Deficiency of Vitamin D3
Optimizing Vitamin D in the Elderly
Vitamin D deficiency is highly prevalent in older people in the absence of vitamin D supplementation. The limited data available show marked inter-individual variability in response to vitamin D supplementation in very old, frail…
- Trial name
- NCT01554241
- Testing
- D3 2000 IU/day, D3 4000 IU/day, D3 50,000 IU weekly
- Where
- United States
- Volunteers
- 86 people
- Sponsor
- University of California, San Francisco
Osteoporosis
A Dose-Ranging Study of MK-5442 in Postmenopausal Women With Osteoporosis (MK-5442-001)
The purpose of this study was to identify an appropriate dose of MK-5442 that produced an osteoanabolic effect without causing hypercalcemia in postmenopausal women with osteoporosis.
- Trial name
- NCT00960934
- Testing
- MK-5442, Vitamin D3, Calcium carbonate
- Volunteers
- 383 people
- Sponsor
- Merck Sharp & Dohme LLC
Spinal Cord Injury
Effects of Electrical Stimulation and Vitamin D Supplementation on Bone Health Following Spinal Cord Injury.
Neurogenic osteoporosis is a common complication of spinal cord injury (SCI) that is associated with low impact bone fractures. It is concerning that more than 46,000 Veterans affected with SCI and are at risk of osteoporosis and…
- Trial name
- NCT05008484
- Testing
- NMES, Vitamin D, Passive movement
- Where
- United States
- Volunteers
- 6 people, healthy volunteers welcome
- Sponsor
- VA Office of Research and Development
Anemia of Chronic Kidney Disease
Vitamin D as a Modifier of Serum Hepcidin in Children With Chronic Kidney Disease
This research is being done to study the effectiveness of vitamin D (cholecalciferol) to modify hepcidin levels in children with chronic kidney disease (CKD). Anemia is a common problem in children with CKD.
- Trial name
- D-fense (NCT01532349)
- Testing
- Cholecalciferol
- Where
- United States
- Volunteers
- 34 people
- Sponsor
- Johns Hopkins University
Multiple Sclerosis
A Multicentre Study of the Efficacy and Safety of Supplementary Treatment With Cholecalciferol in Patients With Relapsing Multiple Sclerosis Treated With Subcutaneous Interferon Beta-1a 44 µg 3 Times Weekly
The aim of this multicentre, randomised, double-blind, placebo-controlled study is to evaluate the efficacy and safety of supplementary treatment with cholecalciferol (vitamin D3) in subjects with relapsing multiple sclerosis (R…
- Trial name
- CHOLINE (NCT01198132)
- Testing
- Cholecalciferol (Vitamin D3), Rebif
- Where
- France
- Volunteers
- 129 people
- Sponsor
- Merck KGaA, Darmstadt, Germany
Coronary Artery Bypass Grafting, Heart Valve Surgery
VItamin D Metabolism in SEnescent Cardiac Surgery Patients
Advanced age is associated with an increase in postoperative morbidity and mortality in cardiac surgery patients. In detail, compared with younger patients those aged 75 years and older have significantly higher rates of…
- Trial name
- VISE (NCT01378221)
- Where
- Germany
- Volunteers
- 75 people
- Sponsor
- Heart and Diabetes Center North-Rhine Westfalia
Chronic Lymphocytic Leukemia, Non-Hodgkin Lymphoma
Cholecalciferol in Newly Diagnosed Non-Hodgkin Lymphoma or Chronic Lymphocytic Leukemia With Vitamin D Deficiency
This randomized pilot early phase I trial studies how well cholecalciferol works in treating patients with newly diagnosed non-Hodgkin lymphoma or chronic lymphocytic leukemia with low levels of vitamin D (vitamin D deficiency).
- Conditions
- Chronic Lymphocytic Leukemia, Non-Hodgkin Lymphoma, Untreated Chronic Lymphocytic Leukemia, Vitamin D Deficiency
- Trial name
- NCT02553447
- Testing
- Cholecalciferol, Laboratory Biomarker Analysis
- Where
- United States
- Volunteers
- 197 people
- Sponsor
- University of Nebraska
Sickle Cell Disease, Anemia, Sickle Cell
Daily Vitamin D for Sickle-cell Respiratory Complications
This study aims to answer the question whether daily oral vitamin D supplementation can reduce the risk of respiratory or lung complications in children and adolescents with sickle cell disease.
- Conditions
- Sickle Cell Disease, Anemia, Sickle Cell, Anemia, Hemolytic, Congenital, Respiratory Tract Diseases
- Trial name
- ViDAS-2 (NCT04170348)
- Testing
- Daily oral vitamin D3, 3,333 IU, Monthly oral vitamin D3, 100,000 IU
- Where
- United States
- Volunteers
- 58 people
- Sponsor
- Columbia University
Obesity
Effect of Vitamin D3 Supplementation on Insulin Resistance and Cardiovascular Risk Factors in Obese Adolescents
The prevalence of obesity has reached epidemic proportions nationally as well as internationally. Currently, 16 % of American adolescents are obese.
- Trial name
- NCT00858247
- Testing
- Vitamin D3
- Where
- United States
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- Mayo Clinic
Vitamin D Deficiency, Insulin Resistance
Vitamin D, Insulin Resistance, and Cardiovascular Disease
In recent years, vitamin D has been shown not only to be important for bone and calcium metabolism but also for homeostasis of critical tissues involved in vascular disease in patients with diabetes.
- Conditions
- Vitamin D Deficiency, Insulin Resistance, Type 2 Diabetes Mellitus, Cardiovascular Disease
- Trial name
- NCT00736632
- Testing
- Vitamin D3
- Where
- United States
- Volunteers
- 125 people
- Sponsor
- Washington University School of Medicine
X-Linked Hypophosphatemia
Efficacy and Safety of Burosumab Versus Oral Phosphate and Active Vitamin D Treatment in Pediatric Patients With XLH
The primary objective of this study is to evaluate the effect of KRN23 (burosumab) therapy in improving rickets in children with XLH compared with active control (oral phosphate/active vitamin D).
- Trial name
- NCT02915705
- Testing
- burosumab, Oral Phosphate Supplement, active vitamin D
- Where
- 16 sites in United States, Australia and 5 more
- Volunteers
- 61 people
- Sponsor
- Kyowa Kirin, Inc.
Osteoporosis
A Study to Test the Effect of MK0217A on Vitamin D Inadequacy in Postmenopausal Women With Osteoporosis (0217A-262)
A study designed to see if the study drug will increase blood levels of vitamin D, bone mineral density (BMD), improve biochemical markers of bone turnover, and reduce the number of falls as compared to women receiving standard…
- Trial name
- NCT00692913
- Testing
- FOSAVANCE 5600 (Alendronate Sodium (+) cholecalciferol), Calcium Supplement 500 mg, Referred-Care Model
- Volunteers
- 515 people
- Sponsor
- Organon and Co
Critically Ill, Acute Kidney Injury
Activated Vitamin D for the Prevention and Treatment of Acute Kidney Injury
The purpose of this study is to assess the efficacy of calcifediol (25-hydroxyvitamin D) and calcitriol (1,25-dihydroxyvitamin D) in preventing and reducing the severity of acute kidney injury (AKI) in critically ill patients.
- Trial name
- ACTIVATE-AKI (NCT02962102)
- Testing
- Calcifediol, Calcitriol
- Where
- United States
- Volunteers
- 150 people
- Sponsor
- David Leaf
Autoimmune Diseases, Systemic Inflammatory Process
Vitamin D and Fish Oil for Autoimmune Disease, Inflammation and Knee Pain
The VITamin D and OmegA-3 TriaL (VITAL; NCT 01169259) is a randomized clinical trial in 25,871 U.S. men and women investigating whether taking daily dietary supplements of vitamin D3 (2000 IU) or omega-3 fatty acids (Omacor® fish…
- Conditions
- Autoimmune Diseases, Systemic Inflammatory Process, Knee Pain Chronic, Osteoarthritis
- Trial name
- VITAL (NCT01351805)
- Testing
- Fish Oil, Vitamin D
- Where
- United States
- Volunteers
- 25,871 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Prostate Adenocarcinoma
Cholecalciferol Supplement in Treating Patients With Localized Prostate Cancer Undergoing Observation
This randomized clinical trial studies how well cholecalciferol supplement works in treating patients with localized prostate cancer undergoing observation.
- Trial name
- NCT00887432
- Testing
- Cholecalciferol, Laboratory Biomarker Analysis, Patient Observation
- Where
- United States
- Volunteers
- 132 people
- Sponsor
- Roswell Park Cancer Institute