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Results for “Vitamin D”

2,571 trials

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Showing 20 of 2,571 results

Not applicableUnknownNCT04778865
What this trial is testing

Effect of Treatment for Vitamin D Deficiency on Thyroid Function and Autoimmunity in Hashimoto's Thyroiditis.

Who this might be right for
Hashimoto DiseaseTreatment LevothyroxineVitamin D Deficiency
Universidad de Valparaiso 50
Not applicableStudy completedNCT02906319
What this trial is testing

Vitamin D and HbA1c Levels in Diabetic Patients With CKD

Who this might be right for
Vitamin D DeficiencyDiabetes Mellitus
Ng Yong Muh 100
Large-scale testing (Phase 3)Study completedNCT01600430
What this trial is testing

Vitamin D Supplementation for Extremely Preterm Infants

Who this might be right for
Vitamin D DeficiencyPreterm InfantsBronchopulmonary Dysplasia
University of Alabama at Birmingham 100
Testing effectiveness (Phase 2)WithdrawnNCT04489628
What this trial is testing

Tele-health Enabled Clinical Trial for COVID-19

Who this might be right for
SARS-CoV Infection
University Hospitals Cleveland Medical Center
Large-scale testing (Phase 3)UnknownNCT00507000
What this trial is testing

Pulmonary Tuberculosis and Vitamin D

Who this might be right for
Tuberculosis
Indian Council of Medical Research 150
Not applicableLooking for participantsNCT06642428
What this trial is testing

Effect of Vitamin D Supplementation on the Efficacy and Adverse Effects of Neoadjuvant Therapy in Patients with Breast Cancer

Who this might be right for
Vitamin DNeoadjuvant TherapyBreast Cancer+3 more
Jiuda Zhao 140
Not applicableUnknownNCT03820102
What this trial is testing

Impact of Metabolic Changes and Vitamin D Status on Virological Response in Patients With HCV Infection Treated by DAAs

Who this might be right for
HCV
Assiut University 100
Post-approval studies (Phase 4)Study completedNCT04952857
What this trial is testing

Short Term, High Dose Vitamin D Supplementation in Moderate to Severe COVID-19 Disease

Who this might be right for
Covid19
Post Graduate Institute of Medical Education and Research, Chandigarh 90
Large-scale testing (Phase 3)Study completedNCT02526160
What this trial is testing

Study of KRN23 in Adults With X-linked Hypophosphatemia (XLH)

Who this might be right for
X-linked Hypophosphatemia
Kyowa Kirin, Inc. 134
Not applicableLooking for participantsNCT06842368
What this trial is testing

Immediate Implant Placement Using Xenograft Mixed with Vitamin D Versus Hyaluronic Acid.

Who this might be right for
Immediate Implant Placement
Cairo University 24
Early research (Phase 1)Study completedNCT00830674
What this trial is testing

KRN23 in X-linked Hypophosphatemia

Who this might be right for
X-linked Hypophosphatemia
Kyowa Kirin Co., Ltd. 42
Testing effectiveness (Phase 2)Study completedNCT01375010
What this trial is testing

Vitamin D HIV Study on Postmenopausal Women

Who this might be right for
HIV
Columbia University 85
Not applicableEnded earlyNCT01134315
What this trial is testing

Study to Evaluate Safety of Vitamin D Receptor Activators in Patients Ages 0 to 16 With Chronic Kidney Disease Stage 5 Receiving Peritoneal Dialysis Within Current Clinical Practice

Who this might be right for
Secondary HyperparathyroidismEnd-Stage Renal Disease
AbbVie (prior sponsor, Abbott) 61
Not applicableWithdrawnNCT05650268
What this trial is testing

Effects of Stoss Therapy of Vitamin D3 on Peri-operative Outcomes in Patients Receiving General Surgery

Who this might be right for
Vitamin D DeficiencySurgery
National Taiwan University Hospital
Not applicableStudy completedNCT04851990
What this trial is testing

Assessment of the Safety & Tolerability of Long-term Use of Patented Transdermal Patches in Healthy Adults.

Who this might be right for
Vitamin D
Horopito Limited 30
Not applicableStudy completedNCT07200804
What this trial is testing

Relationship Between Serum Vitamin D and Atherosclerosis in Hemodialysis Patients

Who this might be right for
SerumVitamin DAtherosclerosis+1 more
Ain Shams University 90
Not applicableUnknownNCT04025489
What this trial is testing

Vitamin D Supplementation on Surrogate Markers of Ageing, Ageing Genes, Glycemic and Metabolic Markers in North India

Who this might be right for
Vitamin D SupplementationPreDiabetesAging
Diabetes Foundation, India 200
Not applicableStudy completedNCT02495584
What this trial is testing

D-Light Intervention

Who this might be right for
25-hydroxyvitamin D Concentration (Vitamin D Status)
University of Ulster 52
Large-scale testing (Phase 3)Study completedNCT03792984
What this trial is testing

The Effect of Calcium and Vitamin D Supplements on Metabolic and Hormonal Disturbances in Polycystic Ovary Syndrome Patients

Who this might be right for
Polycystic Ovary SyndromeVitamin D Deficiency/Insufficiency
Damascus University 40
Large-scale testing (Phase 3)Study completedNCT04641195
What this trial is testing

Vitamin D and Zinc Supplementation for Improving Treatment Outcomes Among COVID-19 Patients in India

Who this might be right for
COVID-19
Harvard School of Public Health (HSPH) 181
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