Vitamin K1 Related Clinical Trials
Safety Study of a Vitamin E Supplement in Normal Volunteers and Those With Both Allergy and Asthma [Recruiting]
Can Recombinant Human Intrinsic Factor Be Used for Evaluation of the Vitamin B12 Absorption? [Completed]
Cobalamin Supplementation During Infancy; Effect on B-Vitamin Status, Growth and Psychomotor Development [Completed]
Dose-Finding Study for Vitamin K2 in Human Volunteers [Completed]
Clinical Approaches to Correcting Vitamin D Inadequacy and Maintaining Adequacy [Active, not recruiting]
The Effect of Vitamin D on Bone Accretion and Turn-Over in Young Girls [Completed]
Plasma Holotranscobalamin as Compared to Plasma Cobalamins for Assessment of Vitamin B12 Absorption [Completed]
Characterization of Hyperparathyroidism and Vitamin D Deficiency in Obesity [Active, not recruiting]
Vitamin D Levels and Vitamin D Education in Geriatric Patients [Completed]
Sunlight Exposures Effect on Serum Vitamin D Levels [Completed]
Oral Vitamin D Supplementation in Elderly Women [Completed]
The Effect of High Dose Vitamin C in Burn Patients [Active, not recruiting]
Randomized Study of Exercise and Vitamin D in Frail Elderly Subjects. [Terminated]
Vitamin D Deficiency, Insulin Resistance and FGF-23 [Completed]
The Use of Pentoxifylline and Vitamin E in the Treatment of Late Radiation Related Injuries [Recruiting]
Effect of Homocysteine-Lowering Therapy With Folic Acid, Vitamin B12, and Vitamin B6 on Endothelium-Dependent Vasodilatation of Forearm Resistance Vessels in Patients With Coronary Heart Disease [Completed]
Kabul Vitamin D Supplementation Trial [Active, not recruiting]
Randomized Controlled Trial of Vitamin D3 Supplementation for Viral Upper Respiratory Tract Infections (URI) Prevention [Completed]
The Pharmacokinetics of a Single Large Dose of Vitamin D3 [Completed]
Effects of Vitamin D on Renin Expression in Hypertensive Patients [Active, not recruiting]
Vitamin A Supplementation With Bacille Calmette Guerin (BCG) Vaccine [Active, not recruiting]
Effects of Topical Vitamin K, Vitamin K and Retinol, and Arnica on Post-Laser Bruising [Recruiting]
The Norwegian Vitamin Trial (NORVIT) [Completed]
Vitamins E & C Therapy in Type 2 Diabetes
Vitamin A With BCG Vaccine [Active, not recruiting]
Randomized Trial of Vitamin A and Vitamin E Supplementation for Retinitis Pigmentosa [Completed]
Vitamin K Supplementation in Post-Menopausal Osteopenia [Active, not recruiting]
Cholecalciferol (Vitamin D3) Therapy in Chronic Kidney Disease (CKD) Subjects [Completed]
Vitamin C and Cardiovascular Risk [Completed]
Does Treatment of Hypovitaminosis D Increase Calcium Absorption? [Active, not recruiting]
Interventional Trial of Vitamin D Deficiency in the Patients of General Departments [Recruiting]
Single-Dose Postpartum Vitamin A Supplementation of Mothers and Neonates [Active, not recruiting]
Effect of Vitamin K on Age-Related Bone Loss and Vascular Calcification [No longer recruiting]
Vitamin A to Reduce HIV in Vaginal Secretions and Prevent Viral Transmission [Completed]
WENBIT - Western Norway B Vitamin Intervention Trial [Active, not recruiting]
Vitamin D Binding Protein (Gc) Allele Variation Effects Response to Vitamin D Treatment [Completed]
Oral Vitamin B12 Supplementation and Cognitive Performance in Elderly People [Completed]
Community Trial of Newborn Vitamin A Supplementation to Reduce Infant Mortality in Rural Bangladesh [Terminated]
Vitamin D Administration in the Nursing Home [Active, not recruiting]
High-Dose Vitamin D Deficiency in Burn Injury [Active, not recruiting]
Oral Vitamin K for Warfarin Associated Coagulopathy [Active, not recruiting]
The Role of Vitamins E and C in Maintaining Lung Health in People With Asthma [Recruiting]
Vitamin A Supplementation With Routine Childhood Vaccines and Mortality and Morbidity [Active, not recruiting]
Vitamin A and Response to Endotoxin [Active, not recruiting]
Vitamin A Supplementation in Preterm Infants [Active, not recruiting]
Can Oral Vitamin B12 and Folate Supplementation Preserve Cognitive Function of Patients With Early Dementia? [Recruiting]
Treatment of Rhinitis With Intranasal Vitamin E [Recruiting]
Different Doses of Vitamin A and Childhood Morbidity and Mortality [Completed]
Clinical Trial of Vitamin E to Treat Muscular Cramps in Patients With ALS [Recruiting]
VITATOPS: A Study of VITAmins TO Prevent Stroke [Recruiting]
BVAIT: B-Vitamin Atherosclerosis Intervention Trial [Completed]
The Effect of Vitamin K Supplementation on Osteocalcin Carboxylation in Healthy Children [No longer recruiting]
VEAPS: Vitamin E Atherosclerosis Prevention Study [Completed]
Vitamin A and Zinc: Prevention of Pneumonia (VAZPOP) Study [Completed]
Topical Vitamin B12 in Chronic Plaque Psoriasis [Completed]
Study of High-Dose Intravenous (IV) Vitamin C Treatment in Patients With Solid Tumors [Recruiting]
Calcium, Vitamin D, and Colon Cancer Risk Biomarkers [Active, not recruiting]
Vitamin E in Aging Persons With Down Syndrome [Recruiting]
Vitamin K Injections for the Treatment of Painful Menstruation [No longer recruiting]
Oxidative Stress and Vitamin E Requirements [Completed]
Vitamin E to Prevent Mucositis in Children With Cancer [Completed]
Vitamin Therapy for Prevention of Stroke [Completed]
Vitamin D Treatment for Crohn´s Disease
Daily Vitamin K in Patients on Warfarin With Unstable INRs [Recruiting]
Prevention of Cardiovascular Complications in Diabetic Patients With Vitamin E Treatment [Terminated]
Vitamin D Deficiency: Bone Loss and Vascular Dysfunction [Completed]
Effects of Vitamin B12 on the Body's Internal Clock [Recruiting]
Randomized Clinical Trial of Vitamin E and Evening Oil of Primrose for the Managment of Breast Pain [Recruiting]
Omega-3 and Vitamin E Supplementation in Patients With Rheumatoid Arthritis [Completed]
A Study to Evaluate the Safety, Tolerability, and Efficacy of an Investigational Drug and Dietary Supplement in Men and Postmenopausal Women With Osteoporosis [Completed]
Tocopherol is a Novel Treatment for Cancer Related Mucositis [Not yet recruiting]
Vitamin E to Treat Uveitis-Associated Macular Edema [Completed]
A Trial to Study the Effect of Vitamin D Supplementation on Glucose and Insulin Metabolism in Centrally Obese Men
A Study to See If Certain Antioxidants and Vitamins Will Keep Lactate Levels Down in Patients Taking Anti-HIV Drugs [Terminated]
Different Doses of Vitamin A Supplementation and Male and Female Morbidity and Mortality [Active, not recruiting]
A Randomized, Clinical Trial of Vitamin E and Memantine in Alzheimer's Disease [Recruiting]
A Study on Immunological Effect of Vitamin A and Zinc in a Placebo Controlled 4 Cell Trial [Completed]
Role of Fat Tissue in Vitamin D Metabolism
Effect of Iron and Vitamin E Supplementation on Disease Activity in Patients With Either Crohn's Disease or Ulcerative Colitis [Recruiting]
Correction of Vitamin D Inadequacy in Nursing Home Residents
Effect of High-Dose B-Complex Vitamins on the Symptoms of Schizophrenia [Completed]
Deworming and Enhanced Vitamin A Every 6 Month in Rural Indian Children Aged 1-6 [Completed]
Effect of Zinc and Vitamin A Supplementation on Diarrhea, Physical Growth and Immune Response in Malnourished Children [Completed]
Donepezil and Vitamin E to Prevent Side Effects Caused By Radiation Therapy to the Head in Patients Receiving Treatment for Small Cell Lung Cancer [Completed]
Primary Prevention Trial of the Health Effects of Antioxidant Vitamins and Minerals. [Completed]
Oral Vitamin B12 as Potential Treatment of Recurrent Aphthous Stomatitis [Active, not recruiting]
Alpha-Tocopherol, Beta-Carotene Cancer Prevention (ATBC) Study [No longer recruiting]
Vitamin E, Selenium, and Soy Protein in Preventing Cancer in Patients With High-Grade Prostate Neoplasia [Active, not recruiting]
The Role of Methylcobalamin in Early Dementia Patients With Vitamin B12 Deficiency and Hyperhomocysteinaemia ? [Completed]
Study of Pralatrexate With Vitamin B12 and Folic Acid in Patients With Relapsed or Refractory Peripheral T-Cell Lymphoma [Active, not recruiting]
Calcium and Vitamin D Malnutrition in Elderly Women [Active, not recruiting]
Vitamin A Supplementation in Newborns Study [Completed]
Vitamin D/Calcium Polyp Prevention Study [Recruiting]
VITRO-Trial. B Vitamins and the Secondary Prevention of Venous Thrombosis [Completed]
Tumor Necrosis Factor Decreases Vitamin D Dependant Calcium Absorption [Recruiting]
Resistance to Vitamin D or Parathyroid Hormone [Recruiting]
Physicians' Health Study II: Vitamin E, Ascorbic Acid, Beta Carotene, and/or Multivitamins in Preventing Cancer and Cardiovascular Disease in Older Healthy Male Doctors [No longer recruiting]
Vitamin A Therapy for Tuberculosis [No longer recruiting]
Bangladesh Vitamin E and Selenium Trial [Recruiting]
Vitamin E and Pentoxifylline in Treating Women With Lymphedema After Radiation Therapy for Breast Cancer [Active, not recruiting]
Effect of Helicobacter Pylori on the Availability of Vitamin E and C [Not yet recruiting]
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