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Results for “Disorder of Vitamin D”

1,649 trials

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Showing 20 of 1,649 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
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
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
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
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
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 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
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
Large-scale testing (Phase 3)Study completedNCT05306704
What this trial is testing

High-Dose Vitamin D3 Supplementation in the Treatment of Human Immune Deficiency Virus Patients Trial

Who this might be right for
HIV-1-infectionHypovitaminosis D
University of the Punjab 95
Very early researchUnknownNCT04309058
What this trial is testing

Observation of the Effect of Vitamin D Supplementation on Chronic Course of Patients With Ulcerative Colitis Based on Vitamin D Receptor Fok I Gene Polymorphism

Who this might be right for
Ulcerative ColitisVitamin D DeficiencyVitamin D Supplement
Second Affiliated Hospital of Wenzhou Medical University 100
Testing effectiveness (Phase 2)Study completedNCT00416715
What this trial is testing

Vitamin D Deficiency, Muscle Pain, Joint Pain, and Joint Stiffness in Postmenopausal Women Receiving Letrozole For Stage I-III Breast Cancer

Who this might be right for
ArthralgiaMusculoskeletal ComplicationsPain+6 more
University of Washington 100
Large-scale testing (Phase 3)Study completedNCT01585051
What this trial is testing

Effect of Vitamin D Supplementation on Blood Pressure and HbA1c Levels in Patients With T2D

Who this might be right for
Diabetes Mellitus Type 2
Kantonsspital Baselland Bruderholz 51
Not applicableStudy completedNCT01222234
What this trial is testing

Impact of Vitamin D Therapies on Chronic Kidney Disease

Who this might be right for
Chronic Kidney Disease (CKD)End-stage Renal Disease (ESRD)
University of Kansas Medical Center 56
Not applicableEnrolling By InvitationNCT05839938
What this trial is testing

The Role of Vitamin D in Corneal Epithelial Barrier Function, Ocular Microbiome, Ocular Inflammation, and Visual Acuity of Children With Allergic Conjunctivitis

Who this might be right for
Allergic Conjunctivitis
China Medical University Hospital 150
Not applicableNot Yet RecruitingNCT07356440
What this trial is testing

Effect of the Consumption of Cookies Enriched With Plant Proteins and of a Vitamin D Supplement on the Progression of Sarcopenia in the Elderly

Who this might be right for
Sarcopenia in ElderlySarcopeniaNutritional Intervention+4 more
University of Udine 74
Not applicableStudy completedNCT02333682
What this trial is testing

Pharmacokinetics of Calcifediol and Cholecalciferol

Who this might be right for
Osteoporosis
DSM Nutritional Products, Inc. 93
Not applicableUnknownNCT01672047
What this trial is testing

Effect of Vitamin D Supplementation on Coronary Calcification and Parathyroid Hormone in CKD Patients

Who this might be right for
Chronic Kidney DiseaseVitamin D Deficiency
Peking University People's Hospital 350
Post-approval studies (Phase 4)Ended earlyNCT00646282
What this trial is testing

Mineral Metabolism and Vascular Effects of Vitamin D Therapy in Kidney Transplant Patients

Who this might be right for
Hyperparathyroidism, Secondary
Emory University 12
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