Clinical trials: Cholecalciferol
Chronic Kidney Disease, Kidney Transplantation
Pilot Study Evaluating Doxercalciferol Replacement Therapy in Kidney Transplant Recipients
People with kidney transplants often develop bone disease. One reason for bone disease may be overactivity of a gland in the neck called the parathyroid gland.
- Trial name
- NCT00889629
- Testing
- Doxercalciferol, 25-OH Vitamin D3
- Where
- United States
- Volunteers
- 39 people
- Sponsor
- Mariana Markell
Urothelial Carcinoma, Kidney Cancer
Study Comparing Denosumab With Standard Treatment in Urothelial Cancer Patients With Bone Metastases
This is a phase 2 study of the drug denosumab for the management bone metastases from urothelial cancer. The purpose of this study is to find out how effective denosumab is in the management of bone metastases from urothelial…
- Conditions
- Urothelial Carcinoma, Kidney Cancer, Ureter Cancer, Bladder Cancer
- Trial name
- NCT03520231
- Testing
- Denosumab, Gemcitabine, Carboplatin
- Where
- Canada
- Volunteers
- 6 people
- Sponsor
- University Health Network, Toronto
Vitamin D, Burn Injury
Effects of Cholecalciferol Supplementation on Bone Health and Muscle Strength in Adults During Post-burn Period
Vitamin D has pleiotropic effects. Burn patients are at risk of hypovitaminosis D and may experience post-injury osteopenia and sarcopenia.
- Trial name
- NCT02092701
- Testing
- Cholecalciferol
- Where
- Belgium
- Sponsor
- University of Liege
Muscle Strength, Tendon Elasticity
Supplementary Intake of Vitamin D During 12 Weeks Strength Training in Younger and Older People
The aim is to investigate the importance of vitamin D levels to achieve the effect of strength training. If we can show that vitamin D has an effect of training, the ultimate goal is to find out why and how vitamin D affects…
- Conditions
- Muscle Strength, Tendon Elasticity, Muscle CSA, Tendon CSA
- Trial name
- NCT01252381
- Testing
- 12 weeks Strength exercise training
- Where
- Denmark
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Bispebjerg Hospital
Vitamin D Deficiency
Vitamin D Intervention Trial in Healthy Chinese
To determine the dose-response between the doses of vitamin D3 supplements and raised serum levels of 25(OH)D and also the dose of vitamin D3 required to achieve circulating 25(OH)D ≥ 75 nmol/L;
- Trial name
- NCT01817036
- Testing
- Vitamin D
- Where
- China
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Chinese Academy of Sciences
Weight Loss
Curves 30/30 Study
The purpose of this study is to determine whether following a high carbohydrate/low fat diet or high protein/low fat diet for 30-days several times during six months of participating in the Curves fitness and diet program with or…
- Trial name
- C-30 (NCT04344821)
- Testing
- Curves Calcium
- Where
- United States
- Volunteers
- 57 people, healthy volunteers welcome
- Sponsor
- Texas A&M University
Inflammatory Bowel Diseases, Vitamin D Deficiency
Vitamin D Repletion and Maintenance in IBD: How Much and How Often
Inflammatory bowel disease (IBD), which includes ulcerative colitis (UC) and Crohn's disease (CD), are chronic relapsing inflammatory conditions of the gastrointestinal tract.
- Trial name
- NCT03053414
- Testing
- Vitamin D (ergocalciferol and/ or cholecalciferol)
- Where
- United States
- Sponsor
- Cedars-Sinai Medical Center
Cancer
Maintain Respiratory Muscle Function and Reduce Pneumonia Risk in Cancer Patients
This research is intended to begin to explore the impact of inspiratory muscle resistance exercise and/or 1,25(OH)2D3 for improving respiratory muscle strength in cancer patients (subjects).
- Trial name
- NCT03469271
- Testing
- 1,25 (OH)2 D3, Inspiratory isometric resistance training, Threshold Inspiratory Muscle Trainer (IMT)
- Where
- United States
- Volunteers
- 63 people
- Sponsor
- Mayo Clinic
Osseointegration Failure of Dental Implant
The Effect of Vitamin D Supplementation on Dental Implant Osseointegration: A Randomized Controlled Trial
Dental implantation is a new technique for the single or more missing tooth replacement. Dental professionals might utilize the findings of this investigation to generate local data and learn more about how vitamin D affects bone…
- Trial name
- NCT06274216
- Testing
- Vitamin D3, Vitamin E 400
- Where
- Pakistan
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Ziauddin University
Vitamin D Deficiency, Rotator Cuff Tears
Vitamin D3 Supplementation for Vitamin D Deficiency in Rotator Cuff Repair Surgery
Rotator cuff injuries are the most common cause of shoulder disability and is increasingly more prevalent in the aging population.
- Trial name
- NCT05009498
- Testing
- Vitamin D3 supplementation
- Where
- 2 sites in United States
- Volunteers
- 240 people, healthy volunteers welcome
- Sponsor
- Community Memorial Health System
Secondary Hyperparathyroidism, End-Stage Renal Disease
Study to Evaluate Safety of Vitamin D Receptor Activators in Patients Ages 0 to 16 With Chronic Kidney Disease Stage 5 Receiving Peritoneal Dialysis Within Current Clinical Practice
The objective of this study was to observe the safety of paricalcitol utilization in pediatric participants (ages 0 to 16 years old) being treated for secondary hyperparathyroidism (SHPT).
- Trial name
- NCT01134315
- Testing
- Paricalcitol, Calcitriol
- Where
- 18 sites in United States
- Volunteers
- 61 people
- Sponsor
- AbbVie (prior sponsor, Abbott)
Periodontitis
Effects of Smoking and Vitamin D3 on the Levels of Human Cathelicidin Peptide LL-37
The aims of our study were 1) to evaluate levels of gingival crevicular fluid( GCF) human cathelicidin peptide LL-37 and serum vitamin D3 in smoker and non-smoker patients with chronic periodontitis(CP) 2) to determine whether…
- Trial name
- NCT03923218
- Testing
- LL-37 levels in Gingival crevicular fluid, Serum Vitamin D3 levels, Clinical parameters
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Gazi University
Osteoporosis, Steroid Induced
Effects of Genistein Aglycone in Glucocorticoid Induced Osteoporosis
Prolonged glucocorticoid therapy affects bone fragility, cardiovascular health, glucidic and lipidic metabolism, thyroid and brain function.
- Trial name
- NCT03040531
- Testing
- Genistein aglycone, Alendronate Oral Tablet, Calcium + vitamin D3 tablet
- Where
- 2 sites in Italy
- Volunteers
- 200 people
- Sponsor
- University of Messina
Menopause, Menopausal Symptoms
Effect of HIFAS MENOPAUSE on Quality of Life in Postmenopausal Women
This single-center, single-group, open-label study evaluated changes in menopause-related quality of life and menopausal symptoms in postmenopausal women aged 40 to 60 years after 24 weeks of treatment with HIFAS MENOPAUSE.
- Trial name
- NCT07752641
- Testing
- HIFAS MENOPAUSE
- Where
- Spain
- Volunteers
- 20 people
- Sponsor
- Hifas da Terra S.L.
Ongoing Pregnancy Rate, Vitamin D
The Effect of Vitamin D on in Vitro Fertilization Outcome
To date, several studies have been done to explore the relationship between Vitamin D level and IVF outcome; however, the results are controversial. Sample sizes in these studies mentioned above were relatively small.
- Conditions
- Ongoing Pregnancy Rate, Vitamin D, in Vitro Fertilization
- Trial name
- NCT02361827
- Testing
- Embryo transfer
- Where
- China
- Volunteers
- 688 people
- Sponsor
- The First Affiliated Hospital of Zhengzhou University
Vitamin D Deficiency
The Influence of Food Matrix Delivery System on the Bioavailability of Vitamin D3
This study investigates the influence of different food matrices on the bioavailability of vitamin D. Although most vitamin D comes from skin synthesis in response to sun exposure, dietary intake is also important - especially…
- Trial name
- DFORT (NCT03783273)
- Testing
- Vitamin D3, Whey protein-complex, Water
- Where
- Denmark
- Volunteers
- 30 people
- Sponsor
- University of Aarhus
Coronavirus
COvid-19 and Vitamin D Supplementation: a Multicenter Randomized Controlled Trial of High Dose Versus Standard Dose Vitamin D3 in High-risk COVID-19 Patients (CoVitTrial)
Vitamin D is a secosteroid hormone produced by the skin during Summer exposure to UVB rays. Hypovitaminosis D is common in Winter (October to March) at Northern latitudes above 20 degrees North, and from April to September at…
- Trial name
- NCT04344041
- Testing
- cholecalciferol 200,000 IU, cholecalciferol 50,000 IU
- Where
- 9 sites in France
- Volunteers
- 260 people
- Sponsor
- University Hospital, Angers
Latent Autoimmune Diabetes in Adults
Injections of Glutamic Acid Decarboxylase (GAD) for LADA Type of Diabetes
This study will evaluate the effects of 3 intra-nodal injections of GAD-alum (Diamyd), together with oral vitamin D supplementation.
- Trial name
- GADinLADA (NCT04262479)
- Testing
- recombinant human glutamic acid dehydrogenase (rhGAD65), formulated in aluminium hydrogel, Vitamin D
- Where
- 2 sites in Norway, Sweden
- Volunteers
- 14 people
- Sponsor
- Norwegian University of Science and Technology
MDS
A Study of Combined Deferasirox, Vitamin D and Azacytidine in High Risk MDS
Determinate safety and response rate of the association Deferasirox -Vitamine D - Azacitidine in treatment of high risk MDS Deferasirox Exjade: The dose of Deferasirox will be assigned according to the ferritin level.
- Trial name
- GFM-EXVD-AZA (NCT01718366)
- Testing
- Deferasirox, Vitamin D and Azacitidine
- Where
- 15 sites in Belgium, France
- Volunteers
- 50 people
- Sponsor
- Groupe Francophone des Myelodysplasies
Symptomatic Uterine Fibroid
Effect of Vitamin D3 Supplementation on Symptomatic Uterine Fibroid in Women With Vitamin D Deficiency
39 women with symptomatic uterine fibroid with serum vitamin D deficiency will receive vitamin D3 supplementation for 6 month.then symptoms and size of fibroid will be re evaluated..
- Trial name
- NCT07012161
- Testing
- Colecalciferol (Vitamin D3) 50000 UI
- Where
- 2 sites in Bangladesh
- Volunteers
- 39 people
- Sponsor
- Nahida Akter
The first 1,020 results can be paged through. Add a filter or change the sort order to reach the rest.