Clinical trials: Cholecalciferol
Gestational Diabetes Mellitus
The Impact of Vitamin D Supplementation on Glucose Metabolism in Chinese Women With Former Gestational Diabetes Mellitus
Vitamin D deficiency are related to insulin resistance and impaired beta-cell function.It is reported that the level of vitamin D is lower during pregnancy and postpartum in the women with Gestational Diabetes Mellitus.
- Trial name
- NCT03138616
- Testing
- vitamin D
- Where
- China
- Volunteers
- 180 people
- Sponsor
- Shanghai General Hospital, Shanghai Jiao Tong University School of Medicine
Brain Injury Traumatic Mild
Evaluation of the Impact of a Dietary and Nutritional Intervention on Persistent Post-concussive Symptoms
Concussions affect thousands of Canadians every year. Although the effects are usually temporary, 10-15% of adults experience persistent symptoms likely to last several weeks or even months.
- Trial name
- NCT05589064
- Testing
- Experimental: Dietetic counseling, Active Comparator: Omega-3, vitamin D3 and creatine monohydrate, Other : Physiotherapy treatment
- Where
- Canada
- Volunteers
- 120 people
- Sponsor
- Universite de Moncton
Improve Healthy Ageing in Seniors; Prevent Disease at Older Age
DO-HEALTH / Vitamin D3 - Omega3 - Home Exercise - Healthy Ageing and Longevity Trial
The European population is aging rapidly which poses a challenge on the individual, the European societies, and health care systems.
- Trial name
- DO-HEALTH (NCT01745263)
- Testing
- Vitamin D3, Omega 3 fatty acids, Strength Home Exercise
- Where
- 7 sites in Austria, France and 3 more
- Volunteers
- 2,157 people, healthy volunteers welcome
- Sponsor
- University of Zurich
Lung Cancer
Vitamin D Loading Dose in Advanced Lung Cancer
Hypovitaminosis D is highly prevalent in people with lung cancer, and may have adverse clinical consequences. The long and variable pharmacokinetic half-life of vitamin D makes prompt vitamin D replacement problematic.
- Trial name
- NCT01631526
- Testing
- vitamin D
- Where
- Canada
- Volunteers
- 80 people
- Sponsor
- Jewish General Hospital
Alzheimer's Disease
The Prevalence of Vitamin D Deficiency in Patients With Alzheimer's Disease
Recent studies indicate that there is a relationship between cognitive decline and vitamin D deficiency. Up to now, no study has investigated the prevalence of vitamin d deficiency in patient with Alzheimer's disease.
- Trial name
- DEVIT-ALZ (NCT01420315)
- Where
- Turkey (Türkiye)
- Volunteers
- 502 people
- Sponsor
- Saglik Bilimleri Universitesi Gulhane Tip Fakultesi
Knee Osteoarthritis
Randomized Trial of Regenexx Stem Cell Support Formula
Regenexx, LLC developed a nutritional supplement formula containing many components related to supporting healthy joints This oral, liquid supplement is intended to help improve joint and cartilage health while also increasing…
- Trial name
- NCT04661267
- Testing
- Stem Cell Support Formula
- Where
- 2 sites in United States
- Volunteers
- 80 people
- Sponsor
- Regenexx, LLC
Type 2 Diabetes
Vitamin D Inadequacy on Postprandial Glucose in Type 2 Diabetes Mellitus
Vitamin D deficiency is associated with an unfavorable metabolic profile in several observational studies. However, the influences of vitamin D concentrations on postprandial glucose in type 2 diabetes (DM) are less studied.
- Trial name
- NCT01488916
- Where
- Taiwan
- Volunteers
- 45 people
- Sponsor
- Taipei Veterans General Hospital, Taiwan
Osteopenia
Study of Adults With Low Growth Hormone Who Survived Childhood Cancer Where Treatment Caused Low Bone Density
The purpose of this project is to evaluate the hypothesis that bisphosphonate treatment given to growth hormone deficient patients (regardless of current growth hormone replacement therapy status and without changing that status)…
- Trial name
- NCT00145704
- Testing
- bisphosphonate therapy (risedronate), Vitamin D supplement, Calcium
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- State University of New York - Upstate Medical University
Prostate Cancer
A Study to Examine the Effectiveness of Aspirin and/or Vitamin D3 to Prevent Prostate Cancer Progression
To demonstrate the acceptability and feasibility of recruitment to a randomised chemoprevention study of standard (300mg) or low dose (100mg) aspirin vs. placebo and/or Vitamin D3 vs.
- Trial name
- PROVENT (NCT03103152)
- Testing
- High dose Aspirin & Vitamin D, Low dose Aspirin , Vitamin D
- Where
- 7 sites in United Kingdom
- Volunteers
- 104 people
- Sponsor
- Queen Mary University of London
Insulin Resistance, Obesity
Vitamin D and Glucose Metabolism in Pediatrics
The discovery that the vitamin D receptor is expressed in more than 30 tissues indicates that the physiologic functions of vitamin D are much broader than its well-known role in the regulation of calcium absorption and bone…
- Conditions
- Insulin Resistance, Obesity, Vitamin D25 Insufficiency
- Trial name
- NCT01386736
- Testing
- Vitamin D drops
- Where
- United States
- Volunteers
- 110 people, healthy volunteers welcome
- Sponsor
- Weill Medical College of Cornell University
Bell Palsy, Vitamin D Deficiency
The Effect Vitamin D on the Recovery Rate of Bell Palsy
Patients aged between 18-65 who visit the Physical Medicine and Rehabilitation outpatient clinic diagnosed with Bell Palsy will be included in the study.
- Conditions
- Bell Palsy, Vitamin D Deficiency, Facial Paralysis
- Trial name
- NCT05997199
- Testing
- Vitamin D replacement
- Where
- Turkey (Türkiye)
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Umraniye Education and Research Hospital
Primary Stability of the Implants, Pain
Osteoimplant and Dental Implants Stability
Based on the scientific evidence, the relevance of this subject, we consider this study to be justified, the general or specific objective of which is as follows: 'To evaluate the effect of the administration of Osteoimplant© and…
- Trial name
- OIMP (NCT06657521)
- Testing
- osteoimplant
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Universidad de Granada
Asthma in Children
High-dose Vitamin D Supplement for the Prevention of Acute Asthma-like Symptoms in Preschool Children
To investigate whether high-dose vitamin D supplementation may have a beneficial effect on secondary prevention in preschool children (1-5 years of age), with respiratory infections being the primary cause of acute exacerbations…
- Trial name
- COPSACvitd (NCT05043116)
- Testing
- Cholecalciferol D3
- Where
- Denmark
- Volunteers
- 320 people
- Sponsor
- Copenhagen Studies on Asthma in Childhood
Anemia of Pregnancy, Iron Deficiency Anemia
Liposomal Iron 30 mg Supplement in Non-anemic Pregnant Females
Protocol Summary: Liposomal Iron Supplementation in Non-anemic Pregnant Females This observational study aims to evaluate the efficacy and safety of daily liposomal iron supplementation (30 mg) in non-anemic pregnant women during…
- Trial name
- LITSNPF (NCT06669052)
- Testing
- 30 mg liposomal iron, capsules
- Volunteers
- 714 people, healthy volunteers welcome
- Sponsor
- Orchidia pharmaceutical Industries
Vitamin D Deficiency, Thoracic Surgery
Prevention of Vitamin D Deficiency Following Pediatric CHD Surgery: a Phase II Dose Evaluation Randomized Controlled Trial Comparing Usual Care With a High Dose Pre-operative Supplementation Regimen Based on the Institute of Medicine Daily Upper Tolerable Intake Level
Our research group has shown that almost all children with congenital heart disease (CHD) are vitamin D deficient following heart surgery.
- Conditions
- Vitamin D Deficiency, Thoracic Surgery, Pediatric Disorders, Heart Defects, Congenital
- Trial name
- HICCUPS 2 (NCT01838447)
- Testing
- Cholecalciferol
- Where
- Canada
- Volunteers
- 46 people
- Sponsor
- Children's Hospital of Eastern Ontario
Acceleration of Tooth Movement
The Effect of Platelet-rich Fibrin and Vitamin Dꝫ Injections on Canine Retraction
the aim of this study is to assess and compare the effect of PRF and vitamin Dꝫ injection on the rate of canine retraction and to determine the bone thickness changes correlated with the two techniques.
- Trial name
- NCT06071455
- Testing
- Platelet-rich fibrin, Vitamin D3
- Where
- Egypt
- Volunteers
- 14 people
- Sponsor
- Beni-Suef University
Chronic Kidney Disease
Vitamin-D Receptor Activation (VDRA) in Chronic Kidney Disease
To investigate whether treatment with a vitamin-D receptor activator is able to improve important markers of cardiovascular risk.
- Trial name
- SOLID (NCT01204528)
- Testing
- Zemplar
- Where
- Sweden
- Volunteers
- 36 people
- Sponsor
- Danderyd Hospital
Atopic Dermatitis, Eczema
Using a Telemedicine Approach in a Genome-wide Association Study of Atopic Dermatitis - Searching for Novel Biomarkers in Clinically Relevant Phenotypes
Atopic eczema is a common skin disorder affecting at least 2-3% of the western population. Atopic eczema cannot be cured and therefore treatment aims to alleviate the symptoms of the disease.
- Conditions
- Atopic Dermatitis, Eczema, DNA
- Trial name
- NCT04965233
- Testing
- DNA reports, Information reports
- Where
- 2 sites in United States, Denmark
- Volunteers
- healthy volunteers welcome
- Sponsor
- Studies&Me
Renal Insufficiency, Chronic, Vascular Stiffness
Effect of Vitamin D3 Supplementation on Arterial and Bone Remodeling in Chronic Kidney Disease Patients
To evaluate in patients with chronic kidney disease the impact of two dosages of per os vitamin D3 supplementation (cholecalciferol) on large arterial stiffness (evaluated non invasively by pulse wave velocity and high-resolution…
- Conditions
- Renal Insufficiency, Chronic, Vascular Stiffness, Bone Diseases, Metabolic
- Trial name
- NCT02999204
- Testing
- Vitamin D3
- Where
- Canada
- Volunteers
- 57 people
- Sponsor
- Jewish General Hospital
Premenstrual Syndrome
A Single Group Study to Evaluate the Effects of a Supplement on Premenstrual Syndrome
This is a virtual single-group study that will last three menstrual cycles (approximately 12 weeks). During the first menstrual cycle, participants will take the supplement as needed (pro re nata) when they feel symptoms of PMS…
- Trial name
- NCT06124326
- Testing
- Premenstrual Syndrome Supplement
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Rael
The first 1,020 results can be paged through. Add a filter or change the sort order to reach the rest.