Search clinical trials for: Oral Vitamin D

Total 23043 results

Srinakharinwirot University

Completed

Effect of Oral Vitamin D Supplement on Atopic Dermatitis; A Clinical Trial With Staphylococcus Aureus Colonization Determination

Atopic Dermatitis

Thailand
Winthrop University Hospital

Completed

Optimizing Vitamin D Nutrition in Healthy Adults

Vitamin D Deficiency

United States
King Edward Medical University

Completed

Effect of Escalating Oral Vitamin D Replacement on HOMA-IR in Vitamin D Deficient Type 2 Diabetics

Diabetes Mellitus, Type 2 | Vitamin D Deficiency | Insulin Resistance
Shenzhen Center for Chronic Disease Control
Danone Institute China Diet Nutrition Research and Communication

Completed

Vitamin D Supplementation to Obese Chinese Males

Obesity | Insulin Resistance

China
Assiut University

Unknown

Combined Oral Vitamin D and UVB Versus UVB Alone in Treatment of Psoriasis Vulgaris

Psoriasis Vulgaris
Clalit Health Services
Rambam Health Care Campus

Completed

Effect of Vitamin D Supplementation on Fasting Glucose and Interleukin-10 (IL-10) in Arab Women With Impaired Fasting Glucose

Obesity

Israel
Indonesia University

Enrolling by invitation

The Efficacy and Safety of Topical Vitamin D and Supplementation In Acne Vulgaris The Study of VDR, IL-1β, IL-6, IL-10 and IL-17 Expression

Acne Vulgaris | Vitamin D

Indonesia
Hospital Universitario Dr. Jose E. Gonzalez

Completed

Oral Vitamin D Supplementation Combined With Phototherapy as a Treatment for Vitiligo

Autoimmune Diseases | Vitiligo | Vitiligo, Generalized | Autoimmune | Autoimmune Disease Skin

Mexico
Shinshu University

Recruiting

Efficacy of Oral Ibandronate in Osteoporosis

Osteoporosis

Japan
Bangabandhu Sheikh Mujib Medical University, Dhaka...

Completed

Impact of Vitamin D3 Administration on Cardiac Autonomic Tone in Asthma Chronic Obstructive Pulmonary Disease(COPD) Overlap Patients (COPD)

Vitamin D Deficiency | Asthma-COPD Overlap Syndrome | Cardiac Autonomic Tone

Bangladesh
Azienda Ospedaliera Specializzata in Gastroenterologia...

Unknown

Vitamine d Dosage and Constipation

Vitamine d Dosage in Slow Transit Time Constipation

Italy
Cairo University

Completed

Different Doses of Vitamin D and T Regulatory Cells in Preterm Infants

Prematurity | Immune Defect
The Cleveland Clinic

Completed

Vitamin D Replacement in Nonalcoholic Fatty Liver Disease

Nonalcoholic Fatty Liver

United States
University of Ulster
Queen Margaret University, Nutrition and Biological Sciences, Musselburgh... and other collaborators

Recruiting

Vitamin D in School Children (DVinCHI)

Musculoskeletal Diseases | Vitamin D Deficiency | Cognitive Delay, Mild

United Kingdom
Soroka University Medical Center

Completed

Efficacy Trial to Examine Efficacy of Multimicronutrient Home Supplementation in Infants

Iron Deficiency Anemia | Infectious Diseases | Undernutrition

Israel
Centre Hospitalier Departemental Vendee

Completed

Monocentric Randomized Study, Assessing the Interests of the Determination of Vitamin D in Prison Population. (Vitamine D)

Male Prisoner

France
Dongliang Zhang, MD
Beijing Municipal Science & Technology Commission

Completed

Efficacy and Safety of Ultrasonic Ablation to Treat Secondary Hyperparathyroidism in Chronic Kidney Disease Patients

Hyperparathyroidism | Disorders of Parathyroid Gland

China
Kyowa Kirin, Inc.
Kyowa Kirin Co., Ltd.

Completed

Efficacy and Safety of Burosumab (KRN23) Versus Oral Phosphate and Active Vitamin D Treatment in Pediatric Patients With X Linked Hypophosphatemia (XLH)

X-Linked Hypophosphatemia

Korea, Republic of, Canada, United States, Australia, Japan, United Kingdom, Sweden
University of Wisconsin, Madison

Withdrawn

Evaluation of a Transdermal Vitamin D3 Delivery System, D3forME (D3forME)

Vitamin D Deficiency

United States
Jewish General Hospital
McGill University

Completed

Vitamin Therapy in JGH Patients

Patients With Hypovitaminosis C and D | Vitamin Deficiencies

Canada
Klinikum Emden

Completed

Vitamine D in Post-COVID Patients (VD-PCS)

Post COVID

Germany
Tanta University

Completed

Vitamin D Supplementation in PCOS Patients (PCOvit-D)

PCOS

Egypt
University of Sao Paulo General Hospital

Withdrawn

Cholecalciferol Supplementation in Restless Leg Syndrome in Patients With Chronic Kidney Disease (RLS)

Vitamin D Deficiency | Hyperparathyroidism, Secondary | Renal Disease, End Stage | Adynamic Bone Disease | Restless Leg Disorder | Renal Disease Bone

Brazil
National Medical Research Center for Children's...

Recruiting

Vitamin D Status and Bone Metabolism Status in Children With Congenital Epidermolysis Bullosa

Vitamin D Deficiency | Osteoporosis | Osteopenia | Phosphorus and Calcium Disorders | Bullosa Epidermolysis

Russian Federation
Supplement Formulators, Inc.

Completed

Open-label Study to Assess Increasing Levels of NAD+(Nicotinamide Adenine Dinucleotide)

Increase in Blood Levels of Nicotinamide Adenine Dinucleotide (NAD+)

United States
Fundación Pública Andaluza para la gestión de la...

Completed

Immunomodulatory Effect of Vitamin D in Allogenic Post-transplant (Alovita-1)

Hematopoietic Stem Cell Transplantation

Spain
Duta Wacana Christian University
PT SOHO Global Health Tbk

Unknown

The Benefits of Vitamin D 5000 IU as Add on Therapy in the Management of Painful Diabetic Neuropathy Patient

Painful Diabetic Neuropathy

Indonesia
Kathy Prelack, PhD, RD

Terminated

Bone Mineral Density, Body Composition and Growth Following Severe Burn Injury

Malnutrition | Growth | Burn

United States
Murdoch Childrens Research Institute

Suspended

Can Vitamin D Treatment Help Treat Moderate to Severe Atopic Dermatitis in Young Children? The D-Vex Pilot Study (D-Vex)

Atopic Dermatitis

Australia
Pfizer

Terminated

Randomized Study Of Exercise And Vitamin D In Frail Elderly Subjects

Elderly, Frail

United States
Umeå University
Region Skane

Completed

Comparing Different Amounts of Vitamin D Supplementation to Preschool Children Living in Northern and Southern Sweden (Dvisum)

Vitamin D Deficiency

Sweden
Instituto Nacional de Enfermedades Respiratorias

Unknown

Effect of Vitamin D as Adjunctive Therapy in Patients With Pulmonary Evolution Tuberculosis (VitaminD)

Pulmonary Tuberculosis

Mexico
Copenhagen Studies on Asthma in Childhood

Recruiting

High-dose Vitamin D Supplement for the Prevention of Acute Asthma-like Symptoms in Preschool Children (COPSACvitd)

Asthma in Children

Denmark
Bangabandhu Sheikh Mujib Medical University, Dhaka...

Completed

This Study Include Asthma Chronic Obstructive Pulmonary Disease (COPD) Overlap Patients.Patients Were Vitamin D Deficient.Age Range 40-70 Years, Smokers.Patients Were Advised to Take Either Placebo or Vitamin D3.Lung Functions and Exercise Tolerance Were Assessed at Baseline and at 26th Weeks.

Asthma-COPD Overlap Syndrome

Bangladesh
Nanjing University School of Medicine
Shanghai Ninth People's Hospital Affiliated to Shanghai Jiao Tong University

Unknown

the Effect of Vitamin D in Crohn's Disease

Vitamin D Deficiency | Crohn Disease
University of Aarhus

Not yet recruiting

Next-generation Effects of Vitamin D Supplementation in Pregnancy

Immune System Diseases | Growth | Child Development | Vitamin D Supplementation
Maíra F Pessoa

Unknown

Evaluation of Cardiac Variability After a Vitamine D Protocol and Whole Body Vibration

Aging | Copd

Brazil
Khon Kaen University

Not yet recruiting

Association of Vitamin D Level and Its Receptor With Endometriosis

Endometriosis

Thailand
Shanghai General Hospital, Shanghai Jiao Tong University...

Unknown

The Impact of Vitamin D Supplementation on Glucose Metabolism in Chinese Women With Former Gestational Diabetes Mellitus

Gestational Diabetes Mellitus

China
University of Tromso
Public Dental Service Competence Center of Northern Norway

Not yet recruiting

Randomized Clinical Trial (RCT) on the Effect of Vitamin D Supplement Prior to Non-surgical Periodontal Therapy: a Feasibility Trial

Inflammation | Periodontitis | Periodontal Diseases | Vitamin D | Periodontal Inflammation | Inflammation Gum

Norway
National Nutrition and Food Technology Institute

Completed

Vitamin D Supplementation in Physical Performance

Healthy | Athletes

Iran, Islamic Republic of
Hadassah Medical Organization
Hebrew University of Jerusalem

Completed

Nutritional Deficiencies Preventive Treatment Prior to Laparoscopic Sleeve Gastrectomy (LSG)

Vitamin D Deficiency | Disorder of Bone Density and Structure, Unspecified

Israel
Bangor University
University of East Anglia; University of Manchester

Unknown

Vitamin D Supplementation and Immunity/Physical Performance

Vitamin D Status

United Kingdom
Sulaimany Polytechnic university

Completed

Role of Vit-D Supplementation on BioNTech, Pfizer Vaccine Side Effect and Immunoglobulin G Response

COVID-19 Respiratory Infection

Iraq
Federal State Budgetary Institution, V. A. Almazov...

Active, not recruiting

Severity of COVID-19 and Vitamin D Supplementation

COVID-19 Respiratory Infection

Russian Federation
Cairo University

Unknown

Comparison of Two Different Doses of Vitamin D in Preterm Infants

Osteopenia of Prematurity

Egypt
Marmara University

Completed

Central Sensitization in Vitamin D Deficiency

Vitamin D Deficiency | Central Sensitisation

Turkey
Jewish General Hospital

Completed

Vitamin D Loading Dose in Advanced Lung Cancer

Lung Cancer

Canada
Christian Pagnoux

Completed

PRagmatic Analysis of Vitamin D in ANCA-Associated Vasculitis (PRAVDA)

Microscopic Polyangiitis | Granulomatosis With Polyangiitis | Eosinophilic Granulomatosis With Polyangiitis | ANCA-associated Vasculitis

Canada
Beijing Chao Yang Hospital

Completed

Effects of Vitamin D on Moderate to Severe Periodontitis

Chronic Peritonitis

Search clinical trials for: Oral Vitamin D

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