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Vitamin D Intervention Clinical Trials - Feb 2013

Intervention = provide vitamin D and see if it prevents or treats a health problem
Most are Random Controlled Clinical Trials

See also VitaminDWiki

Number of Invertention Trials listed in US

Intervene by giving vitamin D to some or all of the participants, then observe any resulting prevention and/or treatment

Abdominal Neoplasms 1
Abdominal Obesity Metabolic Syndrome 6
Acne Vulgaris 2
Acquired Immunodeficiency Syndrome 25
Acute Chest Syndrome 1
Acute Coronary Syndrome 1
Acute Erythroblastic Leukemia 1
Acute Erythroid Leukemia 1
Acute Lymphoblastic Leukemia 4
Acute Lymphoblastic Leukemia, Childhood 2
Acute Megakaryoblastic Leukemia 1
Acute Monoblastic Leukemia 1
Acute Myeloblastic Leukemia With Maturation 1
Acute Myeloblastic Leukemia Without Maturation 1
Acute Myelocytic Leukemia 1
Acute Myeloid Leukemia, Adult 1
Acute Myelomonocytic Leukemia 1
Acute Non Lymphoblastic Leukemia 1
Adenocarcinoma 12
Adenocarcinoma of the Appendix 2
Adenocarcinoma, Mucinous 12
Adenoma 4
Adenomatous Polyps 4
Adnexal Diseases 5
Albright's Hereditary Osteodystrophy 1
Albuminuria 5
Alcohol-Induced Disorders 1
Alcohol-Related Disorders 1
Allergic Bronchopulmonary Aspergillosis 1
Alopecia 1
Alopecia Areata 1
Alzheimer Disease 3
Alzheimer Disease Familial 3
Amenorrhea 1
Anaplastic Large Cell Lymphoma 1
Anaplastic Plasmacytoma 1
Anemia 23
Anemia, Aplastic 1
Anemia, Hemolytic 4
Anemia, Hemolytic, Congenital 4
Anemia, Hypochromic 6
Anemia, Iron-Deficiency 7
Anemia, Refractory 2
Anemia, Refractory, with Excess of Blasts 2
Anemia, Sickle Cell 3
Angina Pectoris 1
Angioedema 2
Angioimmunoblastic Lymphadenopathy With Dysproteinemia 1
Anorexia 1
Anorexia Nervosa 1
Anti-Neutrophil Cytoplasmic Antibody-Associated Vasculitis 1
Aortic Valve Stenosis 2
Aplastic Anemia 1
Apnea 1
Apraxias 1
Arterial Occlusive Diseases 13
Arteriosclerosis 13
Arteriovenous Fistula 1
Arteriovenous Malformations 1
Arteritis 1
Arthralgia 3
Arthritis 12
Arthritis, Juvenile Rheumatoid 1
Arthritis, Rheumatoid 8
Ascorbic Acid Deficiency 1
Aspergillosis 1
Aspergillosis, Allergic Bronchopulmonary 1
Asthenia 3
Asthma 21
Astrocytoma 1
Atherosclerosis 6
Atrophy 7
Autistic Disorder 2
Autoimmune Diseases 46
Autoimmune Diseases of the Nervous System 17
Avitaminosis 243
B-cell Lymphomas 1
Back Injuries 2
Back Pain 1
Bacterial Infections 19
Barrett Esophagus 1
Basal Ganglia Diseases 3
Behavioral Symptoms 5
Berger Disease 2
Beta-Thalassemia 1
Birth Weight 8
Blood Coagulation Disorders 5
Blood Coagulation Disorders, Inherited 1
Blood Protein Disorders 3
Body Weight 59
Body Weight Changes 2
Bone Cancer 1
Bone Demineralization, Pathologic 1
Bone Diseases 147
Bone Diseases, Developmental 1
Bone Diseases, Endocrine 1
Bone Diseases, Metabolic 134
Bone Marrow Diseases 8
Bone Neoplasms 1
Bone Resorption 4
Brain Diseases 14
Brain Diseases, Metabolic 1
Brain Diseases, Metabolic, Inborn 1
Breast Cancer, Male 1
Breast Diseases 31
Breast Neoplasms 32
Breast Neoplasms, Male 1
Bronchial Diseases 22
Bronchial Neoplasms 2
Bronchiolitis 1
Bronchiolitis Obliterans 1
Bronchitis 1
Bronchopulmonary Dysplasia 2
Burns 3
Calcinosis 15
Calcium Metabolism Disorders 58
Calculi 3
Camurati-Engelmann Disease 1
Carcinoma 11
Carcinoma in Situ 1
Carcinoma, Basal Cell 1
Carcinoma, Bronchogenic 2
Carcinoma, Ductal, Breast 1
Carcinoma, Hepatocellular 1
Carcinoma, Intraductal, Noninfiltrating 1
Carcinoma, Lobular 1
Carcinoma, Non-Small-Cell Lung 3
Cardiomegaly 7
Cardiomyopathies 2
Cardiovascular Abnormalities 1
Central Nervous System Diseases 16
Cerebral Infarction 1
Cerebrovascular Disorders 2
Charcot-Marie-Tooth Disease 1
Chest Pain 1
Chickenpox 1
Child Development Disorders, Pervasive 2
Child Nutrition Disorders 1
Cholangiocarcinoma 1
Chromosome Aberrations 1
Chromosome Disorders 1
Chronic Disease 3
Chronic Lymphocytic Leukemia 2
Chronic Myeloid Leukemia 2
Chronic Myelomonocytic Leukemia 4
Chronic Myeloproliferative Disorders 4
Coagulation Protein Disorders 1
Cognition Disorders 7
Colitis 3
Colitis, Ulcerative 3
Collagen Diseases 1
Colonic Diseases 16
Colonic Diseases, Functional 1
Colonic Neoplasms 7
Colonic Polyps 4
Colorectal Neoplasms 13
Common Cold 3
Congenital Abnormalities 7
Conjunctival Diseases 2
Conjunctivitis 2
Conjunctivitis, Allergic 1
Connective Tissue Diseases 18
Constriction, Pathologic 2
Corneal Diseases 1
Coronary Artery Disease 10
Coronary Disease 9
Critical Illness 2
Crohn Disease 12
Cross Infection 1
Cutaneous Lupus Erythematosus 1
Cutaneous T-cell Lymphoma 1
Cystadenocarcinoma 2
Cystic Fibrosis 7
Cysts 3
Death 3
Death, Sudden 1
Death, Sudden, Cardiac 1
Deficiency Diseases 246
Deglutition Disorders 1
Delirium 7
Delirium, Dementia, Amnestic, Cognitive Disorders 7
Dementia 7
Demyelinating Autoimmune Diseases, CNS 16
Demyelinating Diseases 17
Depression 6
Depressive Disorder 6
Dermatitis 8
Dermatitis, Allergic Contact 1
Dermatitis, Atopic 4
Dermatitis, Contact 3
Developmental Disabilities 2
Di Guglielmo's Syndrome 1
Diabetes Complications 9
Diabetes Mellitus 83
Diabetes Mellitus, Type 1 12
Diabetes Mellitus, Type 2 43
Diabetic Angiopathies 1
Diabetic Nephropathies 8
Diabetic Retinopathy 1
Diarrhea 2
Diffuse Scleroderma 1
Digestive System Abnormalities 1
Digestive System Diseases 56
Digestive System Neoplasms 18
Dilatation, Pathologic 3
Disease Progression 7
Disease Susceptibility 1
DNA Virus Infections 2
Dry Eye Syndromes 1
Dyslipidemias 6
Dyssomnias 1
Eating Disorders 1
Eccentrochondrodysplasia 1
Eclampsia 2
Eczema 3
Edema 1
Embolism 1
Embolism and Thrombosis 1
Emergencies 1
Endocrine Gland Neoplasms 5
Endocrine System Diseases 156
Endometriosis 1
Enterovirus Infections 9
Epilepsy 1
Esophageal Diseases 2
Exanthema 4
Eye Diseases 6
Facial Dermatoses 2
Facies 2
Fallopian Tube Cancer 1
Fallopian Tube Neoplasms 1
Fatigue 3
Fatty Liver 4
Fatty Liver, Alcoholic 1
Fecal Incontinence 1
Femoral Fractures 4
Femur Head Necrosis 1
Fetal Diseases 3
Fetal Growth Retardation 3
Fever 1
Fibrosis 7
Fistula 1
Flushing 1
Follicular Lymphoma 1
Food Hypersensitivity 1
Fractures, Bone 36
Fractures, Stress 1
Fractures, Ununited 1
Gait Apraxia 1
Gait Disorders, Neurologic 1
Galactorrhoea-Hyperprolactinaemia 1
Ganglion Cysts 3
Gastroenteritis 15
Gastrointestinal Diseases 56
Gastrointestinal Neoplasms 18
Gaucher Disease 1
Gaucher Disease Type 1 1
Genetic Diseases, Inborn 22
Genetic Diseases, X-Linked 3
Genetic Predisposition to Disease 1
Genital Diseases, Female 9
Genital Diseases, Male 25
Genital Neoplasms, Female 2
Genital Neoplasms, Male 22
Giant Cell Arteritis 1
Gingival Diseases 2
Gingivitis 1
Glioblastoma 1
Glioma 1
Glomerulonephritis 3
Glomerulonephritis, IGA 2
Glucose Intolerance 12
Glucose Metabolism Disorders 92
Gonadal Disorders 7
Gram-Positive Bacterial Infections 16
Growth Disorders 3
Head and Neck Neoplasms 4
Headache 3
Headache Disorders 2
Headache Disorders, Primary 2
Heart Arrest 1
Heart Diseases 35
Heart Failure 16
Heart Valve Diseases 2
Helminthiasis 1
Hematologic Diseases 32
Hematologic Neoplasms 1
Hemoglobinopathies 4
Hemolysis 4
Hemophilia 1
Hemophilia A 1
Hemophilia A, Congenital 1
Hemophilia B 1
Hemorrhagic Disorders 5
Hemostatic Disorders 5
Hepadnaviridae Infections 1
Hepatitis 9
Hepatitis A 9
Hepatitis B 1
Hepatitis B, Chronic 1
Hepatitis C 8
Hepatitis C, Chronic 7
Hepatitis, Chronic 8
Hepatitis, Viral, Human 9
Hereditary Neuropathy With Liability to Pressure Palsy 1
Hereditary Sensory and Motor Neuropathy 1
Herpes Zoster 1
Herpesviridae Infections 1
Hip Fractures 4
Hip Injuries 4
HIV Infections 25
HIV Seropositivity 2
Hot Flashes 1
Hypercalcemia 13
Hypercalciuria 4
Hypercholesterolemia 2
Hyperemia 1
Hyperglycemia 12
Hyperinsulinism 36
Hyperkinesis 1
Hyperlipidemias 5
Hyperparathyroidism 81
Hyperparathyroidism, Primary 8
Hyperparathyroidism, Secondary 64
Hyperphosphatemia 2
Hyperplasia 2
Hyperprolactinemia 1
Hypersensitivity 34
Hypersensitivity, Delayed 1
Hypersensitivity, Immediate 30
Hypertension 22
Hypertension, Pregnancy-Induced 2
Hyperthyroidism 2
Hypertriglyceridemia 2
Hypertrophy 9
Hypertrophy, Left Ventricular 7
Hypocalcemia 9
Hypogonadism 2
Hypoparathyroidism 5
Hypophosphatemia 3
Hypophosphatemia, Familial 2
Hypophosphatemic Rickets 2
Hypophosphatemic Rickets, X-Linked Dominant 2
Hypotrichosis 1
Idiopathic Adolescent Scoliosis 1
Idiopathic Myopathy 1
Immunoblastic Lymphadenopathy 1
Immunologic Deficiency Syndromes 19
Immunoproliferative Disorders 12
Infant Nutrition Disorders 1
Infant, Newborn, Diseases 10
Infant, Premature, Diseases 2
Infarction 1
Infertility 4
Infertility, Male 1
Inflammation 38
Inflammatory Bowel Diseases 15
Influenza, Human 6
Insulin Resistance 48
Intestinal Diseases 31
Intestinal Neoplasms 13
Intestinal Polyps 2
Intrahepatic Cholangiocarcinoma 1
Iron Metabolism Disorders 6
Irritable Bowel Syndrome 1
Ischemia 12
Joint Diseases 14
Juvenile Osteoporosis 1
Keratitis 1
Keratoconjunctivitis 1
Keratoconjunctivitis Sicca 1
Kidney Calculi 2
Kidney Diseases 127
Kidney Failure, Chronic 100
Lacerations 1
Lacrimal Apparatus Diseases 1
Latent Tuberculosis 1
Leg Injuries 4
Lentivirus Infections 18
Leukemia 12
Leukemia, B-Cell 2
Leukemia, B-cell, Chronic 2
Leukemia, Erythroblastic, Acute 1
Leukemia, Lymphocytic, Chronic, B-Cell 2
Leukemia, Lymphoid 6
Leukemia, Megakaryoblastic, Acute 1
Leukemia, Monocytic, Acute 1
Leukemia, Myelogenous, Chronic, BCR-ABL Positive 2
Leukemia, Myeloid 3
Leukemia, Myeloid, Acute 1
Leukemia, Myeloid, Chronic, Atypical, BCR-ABL Negative 2
Leukemia, Myelomonocytic, Acute 2
Leukemia, Myelomonocytic, Chronic 4
Lipid Metabolism Disorders 6
Lipid Metabolism, Inborn Errors 1
Lipidoses 1
Liver Cancer 2
Liver Diseases 15
Liver Diseases, Alcoholic 1
Liver Neoplasms 2
Localized Scleroderma 1
Lung Diseases 53
Lung Diseases, Fungal 1
Lung Diseases, Interstitial 1
Lung Diseases, Obstructive 28
Lung Injury 2
Lung Neoplasms 4
Lupus Erythematosus, Cutaneous 1
Lupus Erythematosus, Systemic 7
Lupus Nephritis 1
Lymphatic Diseases 9
Lymphoblastic Lymphoma 1
Lymphoma 8
Lymphoma, B-Cell 1
Lymphoma, Extranodal NK-T-Cell 1
Lymphoma, Follicular 1
Lymphoma, Large B-Cell, Diffuse 1
Lymphoma, Large-cell 1
Lymphoma, Large-Cell, Anaplastic 1
Lymphoma, Non-Hodgkin 3
Lymphoma, Small Cleaved-cell, Diffuse 2
Lymphoma, T-Cell 1
Lymphoma, T-Cell, Cutaneous 1
Lymphoma, T-Cell, Peripheral 1
Lymphoproliferative Disorders 12
Lysosomal Storage Diseases 1
Lysosomal Storage Diseases, Nervous System 1
Macular Degeneration 1
Magnesium Deficiency 1
Malabsorption Syndromes 2
Malaria 4
Malnutrition 254
Melanoma 5
Melanoma, Familial 2
Menopause 10
Menopause, Premature 1
Menstruation Disturbances 2
Mental Disorders 18
Mental Disorders Diagnosed in Childhood 2
Mental Retardation 1
Metabolic Diseases 159
Metabolic Syndrome X 8
Metabolism, Inborn Errors 4
Metal Metabolism, Inborn Errors 3
Migraine Disorders 2
Mood Disorders 4
Mouth Diseases 4
Mouth Neoplasms 1
Movement Disorders 3
Mucopolysaccharidosis IV 1
Multiple Myeloma 3
Multiple Sclerosis 16
Multiple Sclerosis, Relapsing-Remitting 5
Muscle Cramp 1
Muscle Weakness 2
Muscular Atrophy 7
Muscular Diseases 4
Musculoskeletal Diseases 160
Mycobacterium Infections 16
Mycoses 1
Myelodysplastic Syndromes 6
Myelodysplastic-Myeloproliferative Diseases 4
Myelodysplastic/myeloproliferative Disease 4
Myeloproliferative Disorders 4
Myocardial Ischemia 10
Myositis 1
Nasal Polyps 1
Nasopharyngeal Carcinoma 1
Nasopharyngeal Neoplasms 1
Necrosis 6
Neoplasm Metastasis 78
Neoplasm, Residual 1
Neoplasms, Basal Cell 1
Neoplasms, Cystic, Mucinous, and Serous 4
Neoplasms, Germ Cell and Embryonal 6
Neoplasms, Glandular and Epithelial 11
Neoplasms, Nerve Tissue 6
Neoplasms, Neuroepithelial 1
Neoplasms, Plasma Cell 3
Neoplasms, Second Primary 3
Neoplastic Processes 5
Nephritis 3
Nephrolithiasis 3
Nerve Compression Syndromes 1
Neuritis 1
Neurobehavioral Manifestations 2
Neurodegenerative Diseases 6
Neuroectodermal Tumors 6
Neuroendocrine Tumors 5
Neuroepithelioma 6
Neurologic Manifestations 15
Neuromuscular Diseases 4
Neurotoxicity Syndromes 2
Nevus 5
Nevus, Pigmented 5
Nonalcoholic Steatohepatitis 4
Nutrition Disorders 285
Obesity 55
Obesity, Morbid 2
Obstetric Labor Complications 2
Obstetric Labor, Premature 2
Optic Nerve Diseases 1
Optic Neuritis 1
Oral Cancer 1
Orthomyxoviridae Infections 3
Osteitis 3
Osteitis Deformans 3
Osteoarthritis 5
Osteoarthritis, Knee 4
Osteochondrodysplasias 1
Osteogenesis Imperfecta 1
Osteomalacia 4
Osteonecrosis 1
Osteoporosis 103
Osteoporosis, Postmenopausal 18
Osteoporotic Fractures 2
Otorhinolaryngologic Diseases 7
Otorhinolaryngologic Neoplasms 1
Ovarian Cancer 2
Ovarian Cysts 3
Ovarian Diseases 5
Ovarian Neoplasms 2
Overnutrition 47
Overweight 50
Pain 17
Pancreatic Cancer 1
Pancreatic Diseases 10
Pancreatic Neoplasms 1
Pancreatitis 2
Pancreatitis, Chronic 2
Pancytopenia 1
Paraproteinemias 3
Parasitic Diseases 2
Parasomnias 2
Parathyroid Diseases 79
Parathyroid Neoplasms 1
Paresis 2
Parkinson Disease 3
Parkinsonian Disorders 3
Pathological Conditions, Anatomical 26
Pediatric Crohns Disease 1
Penile Induration 1
Periodontal Diseases 3
Periodontitis 1
Peripheral Arterial Disease 1
Peripheral Nervous System Diseases 3
Peripheral T-cell Lymphoma 1
Peripheral Vascular Diseases 1
Peritoneal Diseases 1
Peritoneal Neoplasms 1
Peyronie Disease 1
Pharyngeal Diseases 3
Pharyngeal Neoplasms 1
Pharyngitis 1
Phosphorus Metabolism Disorders 4
Picornaviridae Infections 12
Pituitary Diseases 1
Pityriasis 1
Pityriasis Rosea 1
Plasmacytoma 1
Pneumonia 4
Pneumonia, Bacterial 1
Poisoning 2
Polycystic Ovary Syndrome 3
Polymyalgia Rheumatica 1
Polymyositis 1
Polyneuropathies 1
Polyps 6
Postoperative Complications 1
Pre-Eclampsia 2
Precancerous Conditions 6
Precursor Cell Lymphoblastic Leukemia-Lymphoma 4
Prediabetic State 10
Pregnancy Complications 8
Prehypertension 2
Preleukemia 6
Premature Birth 1
Premenstrual Syndrome 1
Primary Ovarian Insufficiency 1
Prostatic Diseases 22
Prostatic Neoplasms 22
Proteinuria 10
Protozoan Infections 2
Pruritus 2
Pseudohypoparathyroidism 1
Pseudopseudohypoparathyroidism 1
Psoriasis 10
Psychomotor Disorders 1
Psychotic Disorders 18
Pulmonary Aspergillosis 1
Pulmonary Disease, Chronic Obstructive 8
Pure Red Cell Aplasia 1
Quality of Life 15
Rectal Diseases 12
Rectal Neoplasms 4
Recurrence 4
Red-Cell Aplasia, Pure 1
Renal Insufficiency 105
Renal Insufficiency, Chronic 105
Renal Osteodystrophy 5
Renal Tubular Transport, Inborn Errors 2
Respiration Disorders 9
Respiratory Hypersensitivity 23
Respiratory Insufficiency 1
Respiratory Sounds 1
Respiratory Tract Diseases 68
Respiratory Tract Infections 31
Respiratory Tract Neoplasms 4
Retinal Degeneration 1
Retinal Diseases 3
Retinal Vein Occlusion 1
Retroviridae Infections 18
Rheumatic Diseases 12
Rhinitis 2
Rhinitis, Allergic, Seasonal 1
Rickets 39
RNA Virus Infections 33
Roussy Levy Syndrome 1
Rupture 1
Sarcopenia 8
Schizophrenia 3
Schizophrenia and Disorders with Psychotic Features 3
Scleroderma, Diffuse 1
Scleroderma, Localized 1
Scleroderma, Systemic 1
Sclerosis 16
Scoliosis 1
Scurvy 1
Seasonal Affective Disorder 1
Sebaceous Gland Diseases 2
Seizures 1
Sepsis 2
Sexually Transmitted Diseases 18
Sexually Transmitted Diseases, Viral 18
Shock 2
Short Bowel Syndrome 1
Sickle Cell Anemia 3
Sideroblastic Anemia Pyridoxine-refractory Autosomal Recessive 2
Signs and Symptoms, Digestive 2
Signs and Symptoms, Respiratory 2
Sinusitis 2
Skin Diseases 60
Skin Diseases, Eczematous 8
Skin Diseases, Genetic 4
Skin Diseases, Papulosquamous 10
Skin Diseases, Vascular 3
Skin Manifestations 1
Skin Neoplasms 3
Sleep Apnea Syndromes 1
Sleep Apnea, Obstructive 1
Sleep Disorders 2
Sleep Disorders, Intrinsic 1
Sleep-Wake Transition Disorders 1
Small Cell Lung Carcinoma 1
Spastic Paraplegia Epilepsy Mental Retardation 1
Sphingolipidoses 1
Spinal Cord Diseases 2
Spinal Cord Injuries 2
Spinal Curvatures 1
Spinal Diseases 1
Spinal Fractures 4
Spinal Injuries 2
Stomatognathic Diseases 6
Stress, Psychological 1
Stroke 1
Substance-Related Disorders 3
Syndrome 53
Synovial Cyst 3
Systemic Inflammatory Response Syndrome 2
Systemic Scleroderma 1
Systemic Vasculitis 1
Tauopathies 3
Testicular Diseases 1
Thalassemia 1
Thoracic Neoplasms 4
Thrombosis 1
Thyroid Diseases 3
Thyroid Neoplasms 2
Thyroid Nodule 1
Tissue Adhesions 1
Tonsillitis 1
Toxemia 2
Trauma, Nervous System 2
Tuberculosis 16
Tuberculosis, Pulmonary 8
Ulcer 3
Urinary Calculi 2
Urinary Incontinence 1
Urinary Retention 2
Urination Disorders 9
Urogenital Neoplasms 24
Urolithiasis 4
Urologic Diseases 130
Urological Manifestations 10
Urticaria 2
Vaginal Diseases 1
Vaginitis 1
Vaginosis, Bacterial 1
Vascular Diseases 42
Vascular Malformations 1
Vasculitis 1
Venous Thromboembolism 1
Venous Thrombosis 1
Ventilator-Induced Lung Injury 2
Virus Diseases 35
Visceral Steatosis 2
Vitamin D Deficiency 249
Water-Electrolyte Imbalance 18
Wegener Granulomatosis 1
Weight Loss 8
Williams Syndrome 1
Wounds and Injuries 24

Intervention Trials listed at WHO

Newly listed at WHO for approximately previous 11 months ending Feb 2013
Vitamin D Levels in Patients With Central Retinal Vein Occlusion- a Prospective Controlled Study
Effect of low caloric diet with and without vitamin D supplementation in non alcoholic fatty liver
DIABGAD - Trial to Preserve Insulin Secretion in Type 1 Diabetes Using GAD-Alum (Diamyd) in Combination With Vitamin D and Ibuprofen
Vitamin D and Cardiac Autonomic Tone in Hemodialysis
Development of Non-invasive Method for Quantifying Vitamin D Levels in the Body Using Spectroscopy
Vitamin D supplements to prevent depression and poor physical function in persons over 60 years
The Effect of Inactive and Active Vitamin D on Serum Sclerostin/dickkopf1 Levels
Assessing the Effects of Alfacalcidol Intake on Expression of Involed Gene in Metabolism in Obese Subjects
EFFECT OF VITAMIN D3 SUPPLEMENTATION ON INSULIN SENSITIVITY IN PREDIABETES.
Vitamin D and Mammographic Breast Density
Vitamin D Treatment and Hypogonadism in Men
DO-HEALTH / Vitamin D3 - Omega3 - Home Exercise - Healthy Ageing and Longevity Trial
Effect of vitamin D supplementation on primary hypertension: a randomized clinical trial
Vitamin D Supplementation in Patients With Diabetes Mellitus Type 2
The Genetics Behind Vitamin D Status (VitDgen)
Vitamin D for Women at Increased Risk of Developing Ovarian, Fallopian, or Primary Peritoneal Cancer
Comparison of the efficacy of two regimens of Vitamin D supplementation in preventing vitamin D deficiency among preterm infants.
Effect of Vitamin D Supplementation on Endothelial Function in Obese Adolescents
A clinical trial to evaluate combination of 4 cardiovascular drugs and aspirin and Vitamin D supplementation in subjects for cardiovascular diseases
Efficacy of oral Vitamin D therapy in children with Vitamin D deficiency
The effect of vitamin D supplementation in Non Alcoholic Fatty Liver Disease treatment
Duration of Vitamin D Stores After Prolonged Vitamin D Substitution
?Vitamin D as add-on treatment for relapsing-remitting multiple sclerosis: an unicentric, randomized, double-blinded, placebo-controlled clinical trial?
Effect of Vitamin D Supplementation on Glucose Tolerance in Subjects at Risk for Diabetes With Low Vitamin D.
Dose-related Effects of Vitamin D3 on Immune Responses in Patients With Clinically Isolated Syndrome
Gestational diabetes and vitamin D
Effect of High-Dose Vitamin D on Bone Density in Osteogenesis Imperfecta
Vitamin D3 in Pediatric SLE
a study to evaluate the role of vitamin-D supllementation in teatment of patints with type 2 diabetes
The effect of vitamin D on breast density in women older than 40 years
Postoperative treatment with Vitamin D for patients with a history of Bariatric Surgery in C and U County.
The effect of vitamin D supplementation on blood pressure in hypertensive patients with vitamin D deficiency
A Randomized, Parallel, Double-blind, Placebo-controlled Study of Vitamin D as Prophylactic Treatment for Migraine
Immune Reconstitution in Tuberculosis Disease
Immune Reconstitution in HIV Disease (IREHIV)
Clinical Trial to Determine the Efficacy of Vitamin D for Acne Therapy
The Effect of Hypovitaminosis D and Vitamin D Supplementation on Fracture Nonunion Rates
Bioavailability of Vitamin D in Children and Adolescents With Crohn's Disease
The Effect of Oral Vitamin D Versus Narrow-Band UV-B Exposure on the Lipid Profile
DRISK Study
A Study of Vitamin D supplementation in breastfeeding young children
High Dose Preoperative Cholecalciferol Supplementation and Perioperative Vitamin D Status
Serum Vitamin D Levels and Peripheral Neuropathy Among Multiple Myeloma Patients
Effect of Vitamin D Supplementation on Coronary Calcification and Parathyroid Hormone in CKD Patients
Vitamin D In Older People
Pharmacokinetics of Vitamin D in Multiple Sclerosis and in Health
Immunological response of vitamin D
The effect of vitamin D on epilepsy
Vitamin D supplementation to reduce CardioVascular risk factors
Vitamin D as an add-on Therapy With Pegylated Interferon and Ribavirin for Chronic Hepatitis c
Effects of Vitamin D and Calcium Supplementation on Inflammatory Biomarkers and Adypocytokines in Diabetic Patients
A Phase 2A Dose-ranging and Pharmacokinetic Study of an Oral Vitamin D Compound (DP001) in Secondary Hyperparathyroidism
Pilot Trial to preserve residual insulin secretion in children and adolescents with recent onset Type 1 diabetes by using GAD-antigen (Diamyd) therapy in combination with Vitamin D and Ibuprofen .
Safety and Efficacy of CTAP101 Capsules to Treat Secondary Hyperparathyroidism in Stage 3 or 4 CKD and Vitamin D Insufficiency
Swiss Study on Vitamin D and Calcium in Nursing Homes
Vitamin D and Preeclampsia
Vitamin D, Cardiovascular Disease, and African Americans
Vitamin D, Steroids, and Asthma in African American Youth
vitamin D and calcium Supplementation reduces the complication of letrozole in breast cancer patients
25-Hydroxyvitamin D Levels and the Risk of Stroke
The International Polycap Study 3 (TIPS-3)
Optimising Vitamin D Status in Older People (VDOP)
Multicenter, randomized, double-blind, placebo controlled, parallel group trial to evaluate the effect of Vitamin D supplementation for fall prevention
Vitamin D3 Supplementation for Heart Failure Patients
Bone Health and Vitamin D Status
The VALDIATE-D Study
Vitamin D Loading Dose in Advanced Lung Cancer
Vitamin D Deficiency and Postoperative Hypocalcemia
Maternal Vitamin D Status and Neonatal Bone Strength
Sunlight Exposure and Vitamin D Status of Children of South Asian Ethnicity Living in the UK
Wheezing in Black Preterm Infants: Impact of Vitamin D Supplementation Strategy
Vitamin D Supplementation for Extremely Preterm Infants
Effect of Omega-3 Fatty Acid on Vitamin D Activation
To study the effects of CollagenCal? in the management of Osteoporosis in women.
Hepatitis immunisation and vitamin D supplementation
Vitamin D supplementation in the obese
Vitamin D Supplementation in Polymorphic Light Eruption
To study levels of calcium, phosphorous and vitamin in body fluids before and after a 12 weeks course of pioglitazone, an anti diabetic agent, in pateints with diabetes
Clinical Trial of Phenylbutyrate and Vitamin D in Tuberculosis (TB)
The effect of vitamin D on the glycemic control and non-alcoholic fatty liver disease
Testosterone Pellets Plus Vitamin D and E Versus Vitamin D and E Alone for the Treatment of Peyronie's Disease
Biochemical Efficacy and Safety Trial of vitamin D (BEST-D)
The Effect of Vitamin D Repletion in Patients With Hepatocellular Carcinoma on the Orthotopic Liver Transplant List
Vitamin D Supplementation in Overweight/Obese African American Adults and Youth (D-SUNNY)
Vitamin D During Pregnancy
Is Treatment of Vitamin D Deficiency Associated With Resolution of Statin-Induced Muscular Symptoms
The effect of Friso Premature on growth, sleep characteristics, Nutritional status parameters and inflammatory markers.
Cholecalciferol and Flu Vaccine in Treating Healthy Participants
Effect of Vitamin D supplementation in HIV-infected children, adolescents and young adults with hypovitaminosis D.
Optimizing Vitamin D in the Elderly
Randomized double-blind intervention trial to assess the efficacy of vitamin D3 supplementation vs placebo in reducing hepatic steato-inflammation and cardio-metabolic
  risk profile in patients affected by type 2 diabetes and non-alcoholic fatty liver disease (NAFLD/NASH)
Vitamin D supplementation in polymorphic light eruption: Randomized double-blinded placebo-controlled trial - Vitamin D and PLE
Study to evaluate the pharmacokinetic of vitamin D in patients with obesity after bariatric surgery
The efficacy and safety analysis of Peg-IFN/RBV/Vitamin D3 therapy for liver cirrhosis with hepatitis c persistent infection: RCT Study
Effect of Bazedoxifene to osteoporotic patients under active vitamin D treatment
Metabolic Syndrome and Insulin Resistance at Allina
Efficacy of Different Regimens of Vitamin D Supplementation in Preterm Infants- A Randomized Double Blind Trial
Phase III Clinical Trial of DP-R206 and Bonvia In Postmenopausal Women With Osteoporosis
Impact of Vitamin D Supplementation on Cardiometabolic Risk Factors [The Daily D Health Study]
Open Label Clinical Trial of Vitamin D in Children With Autism

UK etc

22 Clinical Trials as of Feb 2013

EU

222 Clinical Trails as of Feb 2013

India

no vitamin D trials listed Feb 2013

Australia/NZ

no vitamin D trials listed Feb 2013

Japan etc

52 for Vitamin D (do not use quotes = "Vitamin D")
Has options to search elsewhere in the world, but they do not appear to work

Germany

7 vitamin D intervention trials listed Feb 2013

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