Search clinical trials for: Vit D placebo

Total 58976 results

Mariam Samir Farg

Not yet recruiting

Vitamin d Level and it's Association With Disease Activity in Egyptian Rheumatoid Arthritis Patients (Vitamind)

Rheumatoid Arthritis (RA)
University of Kansas
National Osteoporosis Foundation

Completed

Vitamin D Deficiency: Bone Loss and Vascular Dysfunction

Postmenopausal Women

United States
Princess Anna Mazowiecka Hospital, Warsaw, Poland
Medical University of Warsaw

Completed

Monitored vs Standard Supplementation of Vitamin D in Preterm Infants (MOSVID)

Nephrolithiasis | Vitamin D Deficiency | Osteopenia | Drug Overdose

Poland
Al-Balqa Applied University
Jordan University of Science and Technology

Completed

Vitamin D3 Treatment and Homocysteine Concentrations Among Overweight Reproductive Women

Vitamin D Deficiency | Homocystinaemia

Jordan
St. Paul's Hospital, Canada

Unknown

Vitamin D and Hereditary Haemorrhagic Telangiectasia

Hereditary Haemorrhagic Telangiectasia

Canada
Memorial Medical Center
United States Department of Defense

Completed

The Effects of Vitamin D and Bone Loss in Parkinson's Disease (PDVD3)

Parkinson Disease

United States
United States Army Research Institute of Environmental...

Completed

Optimizing Vitamin D Status During Initial Military Training

Bone Health | Nutrition Status

United States
Azienda Ospedaliera Ospedale Infantile Regina Margherita...

Recruiting

Lactobacillus Reuteri Versus Placebo in the Treatment and Prevention of Infantile Colic

Infantile Colic

Italy
Vifor (International) Inc.
Fortrea

Completed

Study to Assess Efficacy and Safety of VIT-2763 (Vamifeport) in Subjects With Sickle Cell Disease (ViSionSerenity)

Sickle Cell Disease

United States, France, Greece, Lebanon, United Kingdom
Tanta University

Completed

Vitamin D Improves Clinical Manifestations in Asthmatic Children

Asthma in Children

Egypt
Mansoura University

Not yet recruiting

Use of Vitamin D as An Adjuvant Treatment in Children With Chronic Idiopathic Thrombocytopenic Purpura (MansouraU)

Immune Thrombocytopenia
Postgraduate Institute of Medical Education and...

Completed

Short Term, High Dose Vitamin D Supplementation for COVID-19 (SHADE)

COVID

India
Assiut University

Unknown

Vit D Role in Post Thyroidectomy Hypocalcemia

Thyroid Diseases

Egypt
M.D. Anderson Cancer Center
CLL Global Research Foundation

Recruiting

HEALTH4CLL2: A Randomized Waitlist Control Trial of Behavioral Interventions in Patients With Chronic Lymphocytic Leukemia

Chronic Lymphocytic Leukemia

United States
Kaiser Permanente
National Cancer Institute (NCI)

Completed

Maximizing Yield of the Fecal Immunochemical Test for Colorectal Cancer Screening (MY-FIT)

Colorectal Cancer

United States
Children's Memorial Health Institute, Poland
Nutricia Research Fundation

Completed

Vitamin D Supplementation of Lactating Mothers (MAVID)

Vitamin D Deficiency

Poland
Chinese University of Hong Kong

Completed

Calcium + Vitamin D Supplementation for Low Bone Mass in Adolescent Idiopathic Scoliosis (AIS)

Scoliosis

China
University Potiguar

Completed

Systemic Vitamin D Supplementation in Dental Implants Patients (VitaminD)

Osteoporosis

Brazil
ProbiSearch SL

Completed

Evaluation of a Probiotic Supplementation in the Immune Response of Participants With COVID-19 (Coronavirus Disease). (PROVID)

Covid19

Spain
Tugba Sahbaz

Not yet recruiting

Serum Prolidase Activity and the Role of Leptin in Osteomalacia

Osteomalacia
Meir Medical Center

Unknown

The Immune and Clinical Impacts of Vitamin D in Patients With Chronic Musculo-skeletal Pain

Vitamin D Deficiency | Inflammatory Response | Chronic Pain Syndrome

Israel
University of California, San Francisco
DoBrain Inc.

Recruiting

Intervention Utilizing a Computerized Cognitive Rehabilitation Program (D-kit/EF1)

Mild Intellectual Disability | Borderline Intellectual Functioning

United States
University of Nebraska
Robert Wood Johnson Foundation

Recruiting

A Cross-sectional Partnership to Improve Prevention

Colorectal Cancer | Prevention

United States
Hanyang University
Roche Pharma AG

Completed

Add Vitamin D With Standard of Care for Chronic Hepatitis C Patients (Addwin)

Chronic Hepatitis C

Korea, Republic of
Assiut University

Completed

Vitamin D and Stroke

Stroke

Egypt
Dublin City University
University College, London; Newcastle University; University of Dublin, Trinity... and other collaborators

Completed

Interventions to Improve Bowel Cancer Screening Uptake in Ireland: a 2x2 Factorial Trial

Colorectal Cancer

Ireland
Rijnstate Hospital

Completed

Daily Vitamin D Supplementation Compared to a Loading Dose and Monthly Supplementation in Elderly Nursing Home Residents (VIDIV)

Vitamin D Deficiency in Older Persons

Netherlands
Shanghai Jiao Tong University School of Medicine
Ministry of Science and Technology of the People´s Republic of China

Unknown

Study of Calcium Plus Vitamin D Supplementation in Prevention of Colorectal Adenomas Recurrence

Colorectal Adenoma

China
University of Alabama at Birmingham

Withdrawn

Calcium, Vitamin D and Metformin to Treat Insulin Resistance in Obese African American Adolescent Females

Obesity | Vitamin D Deficiency | Insulin Resistance | Insulin Sensitivity
Massachusetts General Hospital
University of California, Los Angeles; Stand Up To Cancer; Great Plains Tribal...

Enrolling by invitation

Community Collaboration to Advance Racial/Ethnic Equity in CRC Screening (CARES)

Colorectal Cancer

United States
Dow University of Health Sciences

Unknown

Effect of Supplementary Vitamin D in Patients With Diabetes Mellitus and Pulmonary Tuberculosis (EVIDENT)

Type 2 Diabetes Mellitus | Pulmonary Tuberculosis

Pakistan
University of Pittsburgh

Completed

Resync-AF (Rate vs Rhythm Control in AF Patients With CRT-D)

Atrial Fibrillation

United States
Ritamaria Di Lorenzo

Completed

In Vivo Evaluation of NC65 - Vita D-Light SKIN ADAPTOGEN AND SEBUM BALANCE EFFICACY (Shitake)

SKIN ADAPTOGEN AND SEBUM BALANCE EFFICACY

Italy
Brunel University
Public Health England; Macmillan Canceer Support; Ergotron

Completed

Take A Stand for Workplace Health: A Sit-stand Workstation Project Evaluation

Physical Activity

United Kingdom
Nadirah Rasyid Ridha
Hasanuddin University

Completed

Effect of Iron and Vitamin D Supplementation to Iron Status in Iron Deficiency Anemia

Iron Deficiency, Anaemia in Children

Indonesia
Vifor (International) Inc.
Labcorp Drug Development Inc

Withdrawn

Efficacy and Safety Study of Multiple Doses of VIT-2763 in Adults With Transfusion-dependent Beta-thalassemia

Beta-Thalassemia

United States, Bulgaria, Israel
Florence Nightingale Hospital, Istanbul

Completed

Vitamin D Can Increase Pathological Response of the Breast Cancer Patients Treated With Neoadjuvant Therapy

Vitamin D Deficiency | Chemotherapy Effect | Pathology

Turkey
University Hospital, Ghent
Amgen

Completed

RANKL-blockade for the Treatment of Erosive Osteoarthritis (OA) of Interphalangeal Finger Joints

Hand Osteoarthritis

Belgium
Florida Atlantic University
National Center for Complementary and Integrative Health (NCCIH)

Completed

Effect of Chair Yoga on Elders With Osteoarthritis

Osteoarthritis (OA)

United States
American Regent, Inc.

Completed

Intravenous (IV) Iron Preparation (VIT-45) in the Treatment of Restless Legs Syndrome (RLS)

Restless Legs Syndrome (RLS)
Prof. Patrick Petignat

Completed

Cervical Cancer Screening in Madagascar Using Smartphone Photos and Mobile Telemedicine

Cervical Precancer

Madagascar
University of the Punjab
The National HIV/AIDS Programme

Completed

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

HIV-1-infection | Hypovitaminosis D

Pakistan
Hasselt University
Jessa Hospital

Unknown

Structural and Functional Effects of High Intensity Training (HIT) Program in Patients With Non-specific Chronic Low Back Pain (LBP-HIT-RCT)

Low Back Pain

Belgium
University Health Network, Toronto
Canadian Breast Cancer Foundation

Completed

Smart-phone Health Coaching Intervention to Promote Maintenance of Exercise in Breast Cancer Survivors:Protocol (iMOVE)

Breast Neoplasms

Canada
Aga Khan University

Unknown

Lifestyle Changes and Glycemic Control in T1D (LSHBA1C)

Life Style | Type1 Diabetes Mellitus | Behavioral Changes | Self-Management

Pakistan
University Hospital, Montpellier
Hospital Clinical Research Project 2010; Association Amis FSH France; FSH Dutch...

Completed

Effects Antioxidants Supplementation on Muscular Function Patients Facioscapulohumeral Dystrophy (FSHD) (FSHD)

Facioscapulohumeral Muscular Dystrophy

France
Sun Yat-sen University

Recruiting

Comparison of Posterior Continuous Curvilinear Capsulorhexis With or Without Anterior Vitrectomy

Congenital Cataract

China
Centre of Postgraduate Medical Education

Unknown

Calcium (ca),Phosphorus( P) and 25-hydroxyvitamin D(25OHD)] in Infants Born ≤ 32 PMA Gestational Weeks (GA) (Ca-P)

Infant, Premature, Diseases

Poland
Vifor (International) Inc.
Labcorp Corporation of America Holdings, Inc

Completed

Safety, Tolerability, Pharmacokinetics (PK), Pharmacodynamics (PD) and Preliminary Efficacy of VIT-2763 in β-thalassaemia (VITHAL)

Beta-Thalassemia | Non-transfusion-dependent Thalassemia

Greece, Israel, Italy, Lebanon, Thailand
Kessler Foundation

Completed

Examining the Effects of a Job Entry Intervention (IMPRESSIVE)

Autism Spectrum Disorder | Autism | ASD

United States

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