Clinical trials: Cholecalciferol
Degenerative Joint Disease, Osteoarthritis
An Analysis of Potential Sex Differences in Knee Osteoarthritis
This pilot study will use tissues and fluids that are normally discarded during the course of total knee replacement surgery to investigate potential sex differences in knee osteoarthritis.
- Trial name
- NCT01403207
- Testing
- musculoskeletal
- Where
- United States
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Mary O'Connor
Bariatric Surgery, Osteoporosis
Skeletal Health in Bariatric Surgery Patients
The investigators propose a prospective cohort trial that will help to understand the impact of Roux-en-Y gastric bypass (RYGB) and sleeve gastrectomy (SG) in pre- and post-menopausal female bariatric patients.
- Conditions
- Bariatric Surgery, Osteoporosis, Fractures, Bone, Roux En-Y Gastric Bypass
- Trial name
- NCT03331536
- Testing
- Roux en Y Gastric Bypass Pre-menopausal, Roux en Y Gastric Bypass Post-menopausal, Sleeve Gastrectomy Pre-menopausal
- Where
- United States
- Volunteers
- 27 people, healthy volunteers welcome
- Sponsor
- University of Alabama at Birmingham
Bone and Bones, Osteoporosis Risk
Nutritional Supplement and Bone Health in Post-Menopausal Women
The process of bone remodeling exhibits pronounced diurnal pattern that is important for bone health. A balanced rate of bone resorption is required to maintain bone health, a balance that can be disturbed during the lifecycle to…
- Conditions
- Bone and Bones, Osteoporosis Risk, Osteoporosis, Postmenopausal
- Trial name
- MBPS (NCT03337971)
- Testing
- MBPM
- Where
- Ireland
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University of Limerick
Chronic Kidney Disease Stage 1, Chronic Kidney Disease Stage 2
The Effect of Vitamin D3 Supplementation on Hepcidin and Ferritin Serum Levels in Children With Chronic Kidney Disease
The goal of this clinical trial is to analyze the effects of in vitamin D3 on serum hepcidin and ferritin levels among children with chronic kidney disease.
- Trial name
- NCT06706271
- Testing
- Vitamin D
- Where
- Indonesia
- Volunteers
- 43 people
- Sponsor
- Hasanuddin University
Hepatocellular Carcinoma (HCC), Bone Metastases
Denosumab Strategy for Liver Cancer With Bone Metastases
This study will evaluate whether starting denosumab early, together with a locked uniform PD-1-based systemic therapy, can reduce skeletal-related events and delay worsening bone pain compared with a delayed/rescue bone-modifying…
- Trial name
- NCT07537972
- Testing
- Denosumab, Sintilimab, Delayed/Rescue Bone-Modifying Strategy
- Where
- China
- Volunteers
- 50 people
- Sponsor
- Tongji Hospital
Atopic Dermatitis, Asthma
Vitamin D and Its Receptor Gene Polymorphisms in Lithuanian, Latvian and Taiwanese Patients With Atopic Dermatitis and Asthma
The role of vitamin D is well known in calcium and phosphate homeostasis; however, in addition to traditional functions, vitamin D has an important role in pathogenesis of different allergic diseases, such as asthma, atopic…
- Trial name
- NCT04354207
- Testing
- Peripheral vein punction, Stool collection
- Where
- Lithuania
- Volunteers
- 500 people
- Sponsor
- Lithuanian University of Health Sciences
Healthy
A Drug-drug Interaction Study of DP-R213
The purpose of this study is to learn about the effect of raloxifene on how the body absorbs and processes cholecalciferol and how cholecalciferol affects raloxifene when they are taken together.
- Trial name
- NCT02654093
- Testing
- Cholecalciferol, Raloxifene, Cholecalciferol and Raloxifene co-administration
- Where
- South Korea
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Alvogen Korea
Vitamin D Deficiency
Effects of Different Vitamin D3 Formulations in Vitamin D-Deficient Adults
This randomized controlled superiority pilot trial will evaluate the efficacy of two vitamin D3 formulations administered over eight weeks in adults with subclinical or clinical vitamin D deficiency.
- Trial name
- AMORPH-D (NCT07317830)
- Testing
- Experimental 1 (powdered supplement), Experimental 2 (oily supplement)
- Where
- Serbia
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Center for Health Sciences, Serbia
Urticaria
High Dose Vitamin D Supplementation in Chronic Spontaneous Urticaria
Chronic spontaneous urticaria is an inflammatory disease which is characterized with intermittent or daily urticaria. This diseases lasts for more than 6 weeks.
- Trial name
- NCT02873364
- Testing
- Vitamin D3 (High dose), Vitamin D3 (Low dose)
- Where
- Iran
- Volunteers
- 80 people
- Sponsor
- Shiraz University of Medical Sciences
Renal Osteodystrophy
Cholecalciferol Versus Doxercalciferol in the Treatment of Secondary Hyperparathyroidism in Chronic Kidney Disease
The majority of patients with moderate to severe chronic kidney disease (CKD) (stages 3 and 4) develop secondary hyperparathyroidism (2°HPT), but the optimal therapy to control hyperparathyroidism in this group is unknown.
- Trial name
- NCT00285467
- Testing
- doxercalciferol, Cholecalciferol
- Where
- United States
- Volunteers
- 55 people
- Sponsor
- Indiana University
Vitamin D Concentration, Vitamin D Status
A Comparison of Capsules and Oral Spray Solution as Methods of Delivering Vitamin D3 and Raising Status
The aim of the study is to compare the effectiveness of a vitamin D3 oral spray solution with capsules at raising vitamin D status over winter.
- Trial name
- SCD3 (NCT02608164)
- Testing
- 3000IU(75μg) vitamin D3
- Where
- United Kingdom
- Volunteers
- 22 people, healthy volunteers welcome
- Sponsor
- University of Ulster
Female Infertility
Myo-inositol and Vitamin D3 During IVF
Administration of a multicomponent dietary supplement (myo-inositol, vitamin D3, folic acid and melatonin) to women undergoing IVF procedures.
- Trial name
- NCT04019899
- Testing
- control group, study group
- Where
- Italy
- Volunteers
- 120 people
- Sponsor
- Lo.Li.Pharma s.r.l
Bone Health, Muscle Function
Effects of Milk Protein and Vitamin D on Children's Growth and Health
The purpose of D-pro is to investigate the combined and separate effects of milk protein and vitamin D on bone health, growth, muscle function, body composition and cardiometabolic health in 6-8-year-old children.
- Conditions
- Bone Health, Muscle Function, Cardiometabolic Health, Appetite Regulation
- Trial name
- D-pro (NCT03956732)
- Testing
- Milk Protein (high), Vitamin D, Milk Protein (medium)
- Where
- Denmark
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Erectile Dysfunction
Serum Levels of 25-Hydroxy Vitamin D in Patients With Moderate and Severe Erectile Dysfunction
In present study, we aimed to investigate the association between erectile function severity of serum 25-Hydroxyvitamin-D and cut-off level to treat men with erectile dysfunction.
- Trial name
- NCT03867929
- Testing
- 25-Hydroxy vitamin D
- Where
- Turkey (Türkiye)
- Volunteers
- 130 people
- Sponsor
- Recep Tayyip Erdogan University Training and Research Hospital
COVID-19
Vitamin D Supplementation and Clinical Improvement in COVID-19
Background and objective Vitamin D is important as the interaction between vitamin D and its receptors at the immune cells stimulates innate and adaptive immunity.
- Trial name
- NCT05126602
- Testing
- Vitamin D3 10000 IU, Vitamin D3 1000 IU
- Where
- Indonesia
- Volunteers
- 60 people
- Sponsor
- Bumi Herman
Chronic Kidney Disease, Bee Venom
Effect of Bee Venom on Chronic Kidney Disease-Mineral Bone Disorders in Hemodialysis Patients: a Randomized Controlled Trial
This study aims to evaluate the effectiveness of bee venom injections as a treatment for chronic kidney disease (CKD)-mineral bone disorder (MBD) in patients undergoing hemodialysis.
- Conditions
- Chronic Kidney Disease, Bee Venom, Hemodialysis
- Trial name
- BeeVenom-CKD (NCT06901102)
- Testing
- Bee Venom Injection, Standard Care for CKD-MBD
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Mansoura University
T Cell Response to Dried Plum, Vitamin D Influence on Immune Response
Prebiotics (Dried Plum) and Immune Function in Postmenopausal Women
Prior studies have shown that dietary supplementation with dried plums (also known as prunes) reduces bone loss in postmenopausal women.
- Conditions
- T Cell Response to Dried Plum, Vitamin D Influence on Immune Response, Dried Plum and Immune Function
- Trial name
- NCT07222111
- Testing
- Dried plums
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Indiana University
Stable COPD Patients
Effect of Vitamin D3 on Lung Function and Exercise Tolerance in COPD Patients
Background: Chronic Obstructive Pulmonary Disease (COPD) is a major cause of morbidity and mortality throughout the world which is a preventable as well as treatable disease.
- Trial name
- NCT03781895
- Testing
- Cholecalciferol
- Where
- Bangladesh
- Volunteers
- 48 people
- Sponsor
- Bangabandhu Sheikh Mujib Medical University, Dhaka, Bangladesh
Acute Lymphoblastic Leukemia
Vitamin D and Methotrexate Adverse Effects
Since methotrexate toxicity represents a major problem in patients treating with cancer and there are few studies about the role of vitamin D in the pathogenesis of this toxicity, so the aim of the present study is investigation…
- Trial name
- NCT04488237
- Testing
- Vitamin D
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Assiut University
Post-COVID19 Condition
Effect of Vitamin D Supplementation on Glutathione Peroxidase (GPx) Activity, Interleukin-6 (IL-6) Levels and Clinical Outcomes in Post-COVID-19 Patients
The goal of this clinical trial is to evaluate the effectiveness of vitamin D supplementation in treating neuropsychiatric symptoms and improving antioxidant levels in individuals diagnosed with post-COVID-19 condition, a state…
- Trial name
- VITDPOSTCOVID (NCT06419712)
- Testing
- vitamin D (cholecalciferol) supplementation
- Where
- Mexico
- Volunteers
- 54 people
- Sponsor
- Escuela Militar de Graduados de Sanidad, SEDENA
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