Clinical trials: Vitamin D Insufficiency
Chronic Kidney Disease, Anemia of Chronic Disease
Effects of Vitamin D Replacement on Hormones Regulating Iron Metabolism in Individuals With Chronic Kidney Disease
The purpose of the study is to learn more about how treatment with vitamin D can affect iron metabolism and blood levels of two hormones that control iron levels, hepcidin and hemojuvelin in people with chronic kidney disease…
- Trial name
- NCT01988116
- Testing
- Oral Calcitriol 0.5 mcg once daily for 6 weeks
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- University of Alabama at Birmingham
Kidney Transplantation, Anemia
Correcting Anemia and Native Vitamin D Supplementation in Kidney Transplant Recipients
The purpose of this study is to evaluate the effect of anemia correction and vitamin D supplementation in kidney transplant recipients.
- Conditions
- Kidney Transplantation, Anemia, Vitamin D Deficiency, Renal Insufficiency, Chronic
- Trial name
- CANDLE-KIT (NCT01817699)
- Testing
- High Hb target, cholecalciferol
- Where
- Japan
- Volunteers
- 161 people
- Sponsor
- CANDLE-KIT Trial Study Group
Vitamin D Deficiency, Chronic Renal Insufficiency
Vitamin D and Chronic Renal Insufficiency
Purpose of this study is to investigate the effect of treatment with vitamin D3 (cholecalciferol) compared with placebo in a trial including chronic kidney disease patients with vitamin D deficiency.
- Trial name
- NCT00968877
- Testing
- Cholecalciferol
- Volunteers
- 56 people
- Sponsor
- Odense University Hospital
CKD Stage 3, CKD Stage 4
Pharmacokinetics, Pharmacodynamics, Safety and Tolerability Evaluation of CTAP101 Extended-release Capsules in Pediatric Participants
The goal of this clinical trial is to evaluate safety, tolerability, and how CTAP101 Capsules work to treat Pediatric Participants with Secondary Hyperparathyroidism, Stage 3 or 4 Chronic Kidney Disease and Vitamin D…
- Conditions
- CKD Stage 3, CKD Stage 4, Secondary Hyperparathyroidism, VDI
- Trial name
- NCT07494045
- Testing
- CTAP101
- Where
- 5 sites in United States
- Volunteers
- 40 people
- Sponsor
- OPKO Health, Inc.
Type 1 Diabetes, Vitamin D Deficiency/Insufficiency
The Effects of Vitamin D on Glycemic Control and Proinflammatory Markers in Adolescents With T1DM
The investigators are conducting a prospective cross-over study to evaluate the effects of vitamin D supplementation on diabetes control and the pro-inflammatory markers involved in microvascular complications in adolescents with…
- Trial name
- NCT01697228
- Testing
- Vitamin D
- Where
- United States
- Volunteers
- 26 people
- Sponsor
- Children's Hospital Los Angeles
Vitamin D Deficiency, Stem Cell Transplant Complications
A Randomized Phase IV Control Trial of Single High Dose Oral Vitamin D3 in Pediatric Patients Undergoing HSCT
Research has suggested that children with sufficient vitamin D levels undergoing hematopoietic stem cell transplant (HSCT) have improved outcomes, including lower incidences of infection and graft-versus-host disease (GVHD), as…
- Conditions
- Vitamin D Deficiency, Stem Cell Transplant Complications, Pediatric Cancer, Blood Disorder
- Trial name
- NCT03176849
- Testing
- Vitamin D3, Standard Vitamin D3 Supplementation
- Where
- United States
- Volunteers
- 49 people
- Sponsor
- Phoenix Children's Hospital
Chronic Kidney Disease Stage 5
Efficacy of Plant-protein Diets in Patients With Chronic Kidney Disease
The purpose of this study is to evaluate the efficacy of plant-protein diets for 12 weeks in patients with advanced chronic kidney disease.
- Trial name
- NCT05350098
- Testing
- Plant-protein Diets, Control Diets
- Where
- Japan
- Volunteers
- 40 people
- Sponsor
- Osaka University
Vitamin D Deficiency, Vitamin D Insufficiency
ALPCO 25(OH) Vitamin D CLIA Kit - Fresh Versus Frozen Serum and Plasma Stability Study
This study evaluates the stability of 25-hydroxyvitamin D [25(OH)D] measurements in human serum and plasma using the ALPCO 25(OH) Vitamin D CLIA Kit.
- Conditions
- Vitamin D Deficiency, Vitamin D Insufficiency, Healthy Volunteers
- Trial name
- NCT07565064
- Testing
- ALPCO 25(OH) Vitamin D CLIA Kit
- Where
- United States
- Volunteers
- 80 people, healthy volunteers welcome
- Sponsor
- American Laboratory Products Company
Vitamin D Deficiency, Vitamin D Insufficiency
Solius UV Light Source in Improving Serum Levels of 25-hydroxyvitamin D
This is a feasibility interventional study seeking to determine the safety and efficacy of the Solius Photobiologic System in increasing the serum levels of 25(OH)D in a vitamin D deficient/insufficient adult population.
- Trial name
- NCT04865432
- Testing
- UVB treatment
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- Boston University
Chronic Kidney Disease, Insulin Resistance
Study of Vitamin D3 Supplementation in Patients With Chronic Kidney Disease
The purpose of this study is to evaluate the impact of vitamin D3 supplementation on the insulin resistance in non-diabetic patients with chronic kidney disease (CKD) stages 3-4, vitamin D deficiency/insufficiency and elevated…
- Conditions
- Chronic Kidney Disease, Insulin Resistance, Vitamin D Deficiency
- Trial name
- VitaD-CKD1 (NCT00893451)
- Testing
- cholecalciferol (TillVal-D)
- Where
- Sweden
- Volunteers
- 24 people
- Sponsor
- Sahlgrenska University Hospital
Nasal Obstruction
Design and Application of Vitamin D Films for Burn Healing After Cauterizing Surgery
One of this method's drawbacks is the healing of cauterized cartilage after processing. It was reported that the healing is so slow as no dosage form can reach this place in addition to the scares produced from healing is very…
- Trial name
- NCT05142072
- Testing
- Vitamin D3
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Deraya University
Chronic Kidney Disease, Secondary Hyperparathyroidism
Comparison of I.V. CTAP201 and Doxercalciferol (Hectorol) in Subjects With Chronic Kidney Disease (CKD) and Secondary Hyperparathyroidism (SHPT)
This study will compare CTAP201 with Doxercalciferol in patients with chronic kidney disease (CKD) and secondary hyperparathyroidism (SHPT), undergoing regular hemodialysis, at different dose strengths.
- Conditions
- Chronic Kidney Disease, Secondary Hyperparathyroidism, Chronic Renal Insufficiency, Chronic Renal Failure
- Trial name
- NCT00792857
- Testing
- CTAP201 Injection, Doxercalciferol
- Where
- 6 sites in United States
- Volunteers
- 24 people
- Sponsor
- OPKO IP Holdings II, Inc.
Chronic Kidney Disease, Vitamin D Deficiency
Vitamin D, Chronic Kidney Disease (CKD) and the Microcirculation
Overall research aims: This study will examine the effect of vitamin D supplementation on the function of the endothelium and microcirculation of patients with chronic kidney disease and vitamin D deficiency.
- Trial name
- NCT00882401
- Testing
- Ergocalciferol (Vitamin D)
- Where
- United Kingdom
- Volunteers
- 64 people, healthy volunteers welcome
- Sponsor
- Barts & The London NHS Trust
End Stage Renal Disease
Comparison of Serum Calcium Level Between Preoperative Vitamin D and Non-vitamin D Regimen of Total Parathyroidectomy in End-stage Renal Failure Patients in Rajavithi Hospital
This Research is compare about IV Calcium between end-stage renal failure patients who take vitamin D and non-vitamin D preoperative parathyroidectomy
- Trial name
- NCT04967469
- Testing
- Calcitriol, Alfacalcidol 0.5 MCG Oral Capsule
- Where
- Thailand
- Volunteers
- 60 people
- Sponsor
- Department of Medical Services Ministry of Public Health of Thailand
End Stage Renal Disease
Treatment for Patients With Secondary Hyperparathyroidism of End-Stage Renal Disease (ESRD)
The purpose of this research is to study the efficacy and safety of AMG 073 in patients with kidney failure who are being treated with hemodialysis or peritoneal dialysis and who also have secondary hyperparathyroidism (HPT).
- Trial name
- NCT00110929
- Testing
- AMG 073
- Volunteers
- 850 people
- Sponsor
- Amgen
End Stage Renal Disease
Effect of Lanthanum Carbonate in Patients Previously Treated With Calcium-based Phosphate Binder Therapy
To assess the percentage of patients on lanthanum carbonate, that achieve Kidney Disease Outcome Quality Initiative (KDOQI) guideline suggested values for serum phosphorous in patients previously treated with calcium-based…
- Trial name
- NCT01130831
- Testing
- Lanthanum carbonate
- Where
- 31 sites in Germany
- Volunteers
- 66 people
- Sponsor
- Shire
Vitamin D Insufficiency, Vitamin D Deficiency
Vitamin D Inadequacy in Rural Populations, Evaluation of Correction by Food Supplementation
The purpose of the research is to describe vitamin D levels and bone status in a rural Wisconsin population. It is probable that individuals of varying age and ethnicity require different amounts of D to achieve optimal status.
- Trial name
- NCT00690417
- Testing
- Cholecalciferol (vitamin D3)
- Where
- United States
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- University of Wisconsin, Madison
CKD, Renal Insufficiency Chronic
The CPH-MBD Cohort Dietary Substudy - Comparison of Methods for Dietary Registrations
The aim of the study is to assess the association between the calcium and phosphorus balance and the stage of kidney disease measured by creatinine clearence in patients with chronic kidney disease stage 4 and 5.
- Conditions
- CKD, Renal Insufficiency Chronic, CKD-MBD - Chronic Kidney Disease Mineral and Bone Disorder, Pre-dialysis
- Trial name
- NCT07312981
- Where
- 2 sites in Denmark
- Volunteers
- 50 people
- Sponsor
- University of Copenhagen
Secondary Hyperparathyroidism, Chronic Kidney Disease
Study to Assess Patient Management Practices and Quality of Life With Paricalcitol Capsules in the Treatment of Secondary Hyperparathyroidism in Stage 3-5 Chronic Kidney Disease Patients Not Yet on Dialysis
Paricalcitol capsules (Zemplar®) received marketing authorization in Sweden in late 2007 for the prevention and treatment of secondary hyperparathyroidism in patients with Stage 3 \& 4 Chronic Kidney Disease (CKD).
- Trial name
- CAPITOL (NCT01265992)
- Where
- 10 sites in Sweden
- Volunteers
- 50 people
- Sponsor
- AbbVie (prior sponsor, Abbott)
End Stage Renal Disease
Vitamin D, Insulin Resistance and Inflammation in ESRD
The broad goal of this study is to understand the mechanisms by which Vitamin D receptor activation leads to changes in insulin signaling in advanced uremia.
- Trial name
- NCT00656032
- Testing
- paricalcitol, cinacalcet
- Where
- United States
- Volunteers
- 12 people
- Sponsor
- Vanderbilt University