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Results for “25-hydroxyvitamin D Levels”

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Showing 19 of 0 results

Post-approval studies (Phase 4)Ended earlyNCT01312441
What this trial is testing

Sustainability of Vitamin D Levels After Repletion With Ergocalciferol In Chronic Kidney Disease Stage 5D

Who this might be right for
Vitamin D DeficiencyRenal Failure Chronic Requiring Hemodialysis
Albany College of Pharmacy and Health Sciences 20
Not applicableLooking for participantsNCT06138249
What this trial is testing

Cholecalciferol and Calcifediol Are Both Useful to Improve Vitamin D Serum Levels

Who this might be right for
Hypovitaminosis D
Azienda Ospedaliero-Universitaria Consorziale Policlinico di Bari 90
Not applicableStudy completedNCT04133441
What this trial is testing

25-Hydroxyvitamin D Levels Are Negatively Associated With Platelets Number in a Cohort of Overweight and Obese Subjects

Who this might be right for
Obesity
Azienda Ospedaliera Specializzata in Gastroenterologia Saverio de Bellis 341
Large-scale testing (Phase 3)Ended earlyNCT01012414
What this trial is testing

Effect of Vitamin D Supplement on Inflammation Markers in High-Risk Cardiovascular Patients With Chronic Kidney Disease

Who this might be right for
Coronary Artery DiseaseChronic Kidney DiseaseHypovitaminosis D+1 more
Thomas Jefferson University 10
Large-scale testing (Phase 3)Study completedNCT01437111
What this trial is testing

Study of MK-217A/Alendronate Sodium 70-mg/Vitamin D3 5600 IU Combination Tablet (MK-0217A-329)

Who this might be right for
Osteoporosis
Organon and Co 200
Not applicableUnknownNCT02467309
What this trial is testing

Vitamin d Levels in Children With Bacterial Meningitis

Who this might be right for
Bacterial Meningitis
Gang Liu 50
Not applicableLooking for participantsNCT05937789
What this trial is testing

Early Vitamin D3 Supplementation for Critically Ill Patients

Who this might be right for
Vitamin D DeficiencyCritical Illness
National Taiwan University Hospital 240
Post-approval studies (Phase 4)UnknownNCT05166005
What this trial is testing

Severity of COVID-19 and Vitamin D Supplementation

Who this might be right for
COVID-19 Respiratory Infection
Federal State Budgetary Institution, V. A. Almazov Federal North-West Medical Research Centre, of the Ministry of Health 350
Large-scale testing (Phase 3)Study completedNCT02750293
What this trial is testing

The Effect of Vitamin D Supplementation on Cardiovascular Risk Factors

Who this might be right for
Vitamin D Deficiency
University of Tromso 411
Post-approval studies (Phase 4)Study completedNCT03035084
What this trial is testing

Is Vitamin D2 Treatment-associated Decrease in 25(OH)D3 Level a Reciprocal Phenomena?

Who this might be right for
Vitamin D Deficiency25-Hydroxyvitamin D Concentration
King Faisal Specialist Hospital & Research Center 100
Not applicableStudy completedNCT03499327
What this trial is testing

Human Intervention Study to Increase 25-hydroxyvitamin D Levels

Who this might be right for
Vitamin D3 Deficiency
University of Jena 50
Not applicableStudy completedNCT07438977
What this trial is testing

Evaluation of Serum TRACP-5b, BALP, and 25-Hydroxyvitamin D3 Levels in Stage III Periodontitis Patients

Who this might be right for
Stage III Periodontitis
Ataturk University 16
Post-approval studies (Phase 4)Study completedNCT05037253
What this trial is testing

COVID-19 Morbidity in Healthcare Workers and Vitamin D Supplementation

Who this might be right for
COVID-19 Respiratory Infection
Federal State Budgetary Institution, V. A. Almazov Federal North-West Medical Research Centre, of the Ministry of Health 128
Not applicableStudy completedNCT00411294
What this trial is testing

Ergocalciferol in Chronic Kidney Disease

Who this might be right for
Chronic Kidney Disease
Saint Louis VA Medical Center
Not applicableStudy completedNCT02275650
What this trial is testing

The Role of Narrowband Ultraviolet B Exposure in the Maintenance of Vitamin D Levels During Winter

Who this might be right for
Vitamin D Deficiency
Joint Authority for Päijät-Häme Social and Health Care 37
Post-approval studies (Phase 4)Study completedNCT01277913
What this trial is testing

The Effect of Supplementation With Two Different Doses of Vitamin D on Bone Mineral Density, Vitamin D Levels and Hand Grip Strength in Children With Diabetes Mellitus Type 1

Who this might be right for
Diabetes Mellitus Type 1
Medical University of Warsaw 60
Not applicableStudy completedNCT05343273
What this trial is testing

25-Hydroxyvitamin D Levels in Patients With Periodontitis (Stage III)

Who this might be right for
Vitamin D DeficiencyPeriodontitis
Ataturk University 83
Not applicableStudy completedNCT04780776
What this trial is testing

Evaluating the Effect of SOLIUS UV Light Source in Improving Vitamin D Status

Who this might be right for
Vitamin D DeficiencyVitamin D Insufficiency
Boston University 69
Not applicableStudy completedNCT03310242
What this trial is testing

Comparison of Sunlight Exposure and Vitamin D Supplementation on Serum 25-hydroxyvitamin D Levels

Who this might be right for
Vitamin D DeficiencyCardiometabolic Risk Factors
Seoul National University Hospital 150