Clinical trials: Cholecalciferol
Neurology, Immunology
Clinical Relationship Between Vitamin D-mediated Th17 and Treg Cells and Parkinson's Disease
The aim of this study is to detect the expression levels of vitamin D, Treg, and Th17 in the peripheral blood of patients with Parkinson\'s disease (PD), investigate the impact of Treg/Th17 imbalance on PD patients, and…
- Trial name
- NCT06539260
- Testing
- Vitamin D
- Where
- China
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Suzhou Municipal Hospital of Anhui Province
Relapsing Remitting Multiple Sclerosis
High Dose Oral Versus Intramuscular Vitamin D3 Supplementation In Multiple Sclerosis Patients
This study aimed to evaluate oral and injectable routes in treatment of hypovitaminosis D in multiple sclerosis (MS) patients. The investigators aimed to assess the efficacy of each method, using the same Mega dose of 600 000 IU…
- Trial name
- NCT02696590
- Testing
- Vitamin D3
- Where
- Iran
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Isfahan University of Medical Sciences
Contiguous Stage II Small Lymphocytic Lymphoma, Noncontiguous Stage II Small Lymphocytic Lymphoma
Curcumin and Cholecalciferol in Treating Patients With Previously Untreated Stage 0-II Chronic Lymphocytic Leukemia or Small Lymphocytic Lymphoma
This phase II trial studies the efficacy (activity), and tolerability of curcumin and cholecalciferol combination in treating patients with previously untreated stage 0-II chronic lymphocytic leukemia or small lymphocytic…
- Conditions
- Contiguous Stage II Small Lymphocytic Lymphoma, Noncontiguous Stage II Small Lymphocytic Lymphoma, Stage 0 Chronic Lymphocytic Leukemia, Stage I Chronic Lymphocytic Leukemia
- Trial name
- NCT02100423
- Testing
- curcumin, cholecalciferol, laboratory biomarker analysis
- Where
- United States
- Volunteers
- 35 people
- Sponsor
- Paolo Caimi, MD
Disorders Associated With Peritoneal Dialysis
Assessment of Bioimpedance and Vitamin D and LV Mass in PD Patients (FLUID Study)
The main purpose of this study is to compare the effects of using bio-impedance analysis to guide management of fluid status versus routine clinical care on heart structure.
- Trial name
- FLUID (NCT01045980)
- Testing
- Bioimpedance and Vitamin D, Usual care and Vitamin D
- Where
- 2 sites in Canada
- Volunteers
- 74 people
- Sponsor
- St. Joseph's Healthcare Hamilton
Diabetes Mellitus Type 2 With Periodontal Disease
Diabetes Mellitus and Periodontitis and Vitamin D Supplementation
This study investigates the clinical and biochemical results of vitamin D supplementation in addition to non-surgical periodontal treatment in individuals with Type II diabetes mellitus and periodontitis.
- Trial name
- NCT06077708
- Testing
- Vitamin D3K2, Saline Solution
- Where
- Turkey (Türkiye)
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Kırıkkale University
COVID 19
Oral 25-hydroxyvitamin D3 and COVID-19
The goal of this clinical trial is to investigate the therapeutic efficacy of rapidly correcting vitamin D deficiency in adults with the use of 25-hydroxyvitamin D3 [25(OH)D3] for reducing the risk of acquiring the SARS-CoV-2…
- Trial name
- NCT04386850
- Testing
- Oral 25-Hydroxyvitamin D3
- Where
- Iran
- Volunteers
- 1,500 people, healthy volunteers welcome
- Sponsor
- Tehran University of Medical Sciences
Disorder of Transplanted Kidney, Proteinuria
Efficacy and Safety of Paricalcitol for Reduction of Proteinuria in Kidney Transplant Recipients
The study 'Safety and Efficacy of Paricalcitol for Reduction of Proteinuria in Kidney Transplant Recipients' is designed to assess the effects of paricalcitol in kidney transplant recipients with proteinuria.
- Conditions
- Disorder of Transplanted Kidney, Proteinuria, Albuminuria
- Trial name
- NCT01436747
- Testing
- Paricalcitol
- Where
- Slovenia
- Volunteers
- 168 people
- Sponsor
- University Medical Centre Ljubljana
RNA Virus Infections, Flaviviridae Infections
Vitamin D and Vitamin B12 Supplementation With Pegylated Interferon-Alfa Plus Ribavirin for Treating Chronic Hepatitis C
The purpose of this study is to evaluate the effectiveness of the supplementation of vitamins D and B12 in combination with Pegylated Interferon-Alfa and Ribavirin in the treatment of genotype 1 chronic hepatitis C, who do not…
- Conditions
- RNA Virus Infections, Flaviviridae Infections, Hepatitis C, Hepatitis C, Chronic
- Trial name
- NCT02120274
- Testing
- Vitamin D, Vitamin B 12
- Where
- Brazil
- Volunteers
- 85 people
- Sponsor
- Federal University of São Paulo
HIV Infection, Bone Mass
The Effect of Vitamin D and Calcium on Bone in Pediatric HIV
We have observed that vitamin D deficiency, as evidenced by low serum 25(OH)D concentrations, is common in children and adolescents with HIV infection.
- Trial name
- NCT00724178
- Testing
- cholecalciferol plus calcium carbonate
- Where
- United States
- Volunteers
- 59 people
- Sponsor
- National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Sport Medicine, Sport
Ischemic Preconditioning - Perspectives of Use Vivio/in Vitro Studies
Both in sports and medicine, methods that can significantly contribute to improving the ability of tissues to perform their functions are constantly being searched.
- Conditions
- Sport Medicine, Sport, Physiological Adaptations, Sport Performance
- Trial name
- NCT07117643
- Testing
- Ischemic Preconditioning
- Where
- 2 sites in Poland
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Gdansk University of Physical Education and Sport
Vitamin D Deficiency
Comparing Different Amounts of Vitamin D Supplementation to Preschool Children Living in Northern and Southern Sweden
Vitamin D has a range of biological effects of public health relevance. Vitamin D status is assessed on levels of its metabolite 25-hydroxyvitamin D [25(OH)D], where levels < 50 nmol/L indicate insufficiency.
- Trial name
- Dvisum (NCT01741324)
- Testing
- Vitamin D 25 microg/d, Vitamin D 10 microg/d, No extra vitamin D
- Where
- 2 sites in Sweden
- Volunteers
- 220 people, healthy volunteers welcome
- Sponsor
- Umeå University
Old Age
Multi-nutrient Supplement to Improve Physical Performance in Older Adults
Geriatric Day Hospitals (GDH) of the McGill University Health Centre and l'Institut de Gériatrie de Montreal offer comprehensive rehabilitation programs including physiotherapy and medical care, but no dietetic counselling for…
- Trial name
- NCT04454359
- Testing
- Multi-nutrient supplement
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- McGill University
Malocclusion of Anterior Teeth
Effects of Laser Therapy and Vitamin D Pills on Braces Tooth Movement: A Random Controlled Study
This clinical trial aims to evaluate the efficacy of low-level laser therapy (LLLT) in conjunction with oral vitamin D3 supplementation in accelerating orthodontic tooth movement in adults with crowded mandibular anterior teeth…
- Trial name
- LLLT (NCT07286474)
- Testing
- Cholecalciferol (Vit D3), Low-Level Laser Therapy, Fixed Orthodontic Appliance
- Where
- Saudi Arabia
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Universiti Sains Malaysia
Asthma, Pulmonary Disease
Examining the Role of Vitamin D in Asthma and Chronic Obstructive Pulmonary Disease (COPD)
Asthma and chronic obstructive pulmonary disease (COPD) are diseases that affect a person's ability to breathe normally. People who do not receive enough vitamin D may have a higher risk of developing asthma or COPD.
- Conditions
- Asthma, Pulmonary Disease, Chronic Obstructive
- Trial name
- NCT00851695
- Volunteers
- 2,266 people, healthy volunteers welcome
- Sponsor
- Brigham and Women's Hospital
Falls Prevention
Multidisciplinary Combined Exercise and Education Intervention for Falls in Older Adults
This study aims to demonstrate the effect of combined exercise-education intervention in old adults with fall risk. This study will be conducted with prospectively randomized controlled trial comparing outcome of combined…
- Trial name
- NCT05615077
- Testing
- Combined exercise-education intervention
- Where
- South Korea
- Volunteers
- 484 people
- Sponsor
- Seoul National University Hospital
Disability Physical
Nutritional Support for Rehabilitation In Parkinsonism
This randomized, trial will tested the hypothesis that nutritional supplementation with whey protein, essential amino acids - mainly leucine - vitamin D and calcium would increase the efficacy of physical rehabilitation in old…
- Trial name
- NCT03124277
- Testing
- Fortifit®, Control Group
- Where
- Italy
- Volunteers
- 150 people
- Sponsor
- Emanuele Cereda
Deficiency, Vitamin D, Insulin Resistance
Vitamin D Supplementation and and Glycemic Indexes
Age affect insulin sensitivity and the metabolism, and vitamin D status was shown to have a correlation with markers of insulin resistance.
- Trial name
- NCT03478475
- Testing
- cholecalciferol (Euro-Pharm International, Canada)
- Volunteers
- 115 people, healthy volunteers welcome
- Sponsor
- Université d'Auvergne
Craniosynostoses
Burosumab and 1-25 (OH) Vitamin D on Human Osteoblasts
FGF23 is the cornerstone of phosphate / calcium / vitamin D metabolism: it is synthesized mainly by osteocytes and acts as a phosphaturizing agent, inhibitor of dihydroxyvitamin D, and inhibitor of synthesis and secretion of PTH…
- Trial name
- HYPO-BLASTES (NCT04159675)
- Testing
- osteoblast biology study
- Where
- France
- Volunteers
- 20 people
- Sponsor
- Hospices Civils de Lyon
Vitamin D Substitution
Vitamin D Substitution During Winter Time
The purpose of this study is to confirm anticipated substitution dose of the vitamin D for sustained blood level during winter time in patients with inflammatory bowel diseases (IBD)
- Trial name
- NCT02958501
- Testing
- Colecalciferol
- Where
- Czechia
- Volunteers
- 176 people
- Sponsor
- Faculty Hospital Kralovske Vinohrady
SARS CoV-2 Infection
Evaluation of the Relationship of Vitamin D and Vitamin D Binding Protein With Disease Severity in Pediatric Sars-CoV2
There were many studies in the literature discussing the effects of vitamin D deficiency and the role of vitamin D supplementation in SARS-CoV-2 patients.
- Trial name
- NCT05598957
- Testing
- Vitamin D Binding protein
- Where
- Turkey (Türkiye)
- Volunteers
- 82 people, healthy volunteers welcome
- Sponsor
- Marmara University
The first 1,020 results can be paged through. Add a filter or change the sort order to reach the rest.