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Showing 121–144 of 415 matching trials from the live ClinicalTrials.gov search.
Active, not recruiting No phase listed Observational

X-linked Hypophosphatemia Disease Monitoring Program

NCT03651505
Conditions
X-linked Hypophosphatemia, Hypophosphatemic Rickets
Interventions
No intervention
Other
Lead sponsor
Ultragenyx Pharmaceutical Inc
Industry
Eligibility
Not listed
Enrollment
782 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2018 – 2032
U.S. locations
24
States / cities
Birmingham, Alabama • Los Angeles, California • San Diego, California + 18 more
Conditions
Vitamin Deficiency
Interventions
EZPAK, Placebo
Dietary Supplement
Lead sponsor
Optimal Health Research
Other
Eligibility
26 Years to 75 Years
Enrollment
275 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2021
U.S. locations
1
States / cities
Salt Lake City, Utah
Conditions
Heart Failure, Vitamin D Deficiency, Cardiomyopathy, Congestive Heart Failure
Interventions
Placebo Comparator: Sugar Pill, Vitamin D3 (cholecalciferol)
Drug
Lead sponsor
Heidi Moretti, MS, RD
Other
Eligibility
Not listed
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2015
U.S. locations
2
States / cities
Missoula, Montana
Conditions
Ovarian Cancer, Breast Cancer, Folic Acid Deficiency
Interventions
Folic Acid Tablet
Drug
Lead sponsor
Rush University Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2025
U.S. locations
1
States / cities
Chicago, Illinois
Conditions
X-linked Hypophosphatemia
Interventions
burosumab
Biological
Lead sponsor
Kyowa Kirin, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
14 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2018
U.S. locations
5
States / cities
San Francisco, California • New Haven, Connecticut • Indianapolis, Indiana + 2 more
Conditions
X-linked Hypophosphatemia
Interventions
burosumab
Biological
Lead sponsor
Kyowa Kirin, Inc.
Industry
Eligibility
5 Years to 12 Years
Enrollment
52 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
4
States / cities
San Francisco, California • New Haven, Connecticut • Indianapolis, Indiana + 1 more
Completed Phase 4 Interventional Accepts healthy volunteers

How Does Magnesium Status Influence Calcium Homeostasis?

NCT01593501
Conditions
Magnesium Deficiency, Calcium Metabolism Disorders
Interventions
vitamin D3
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
30 Years to 75 Years · Female only
Enrollment
39 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2012 – 2014
U.S. locations
1
States / cities
Madison, Wisconsin
Completed Phase 3 Interventional Accepts healthy volunteers Results available

Vitamin D in Vulnerable Adults (VIVA-VA)

NCT01170273
Conditions
Frail Elderly, Vitamin d Deficiency
Interventions
vitamin D, placebo
Dietary Supplement
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
65 Years to 95 Years · Male only
Enrollment
130 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2014
U.S. locations
1
States / cities
Miami, Florida
Conditions
Vitamin D Deficiency
Interventions
400 IU vitamin D3, 2,000 IU Vitamin D3
Dietary Supplement
Lead sponsor
USDA, Western Human Nutrition Research Center
Federal
Eligibility
18 Years to 45 Years · Female only
Enrollment
60 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2013
U.S. locations
2
States / cities
Davis, California • Sacramento, California
Conditions
Hip Arthropathy, Knee Arthropathy, Vitamin D Deficiency
Interventions
Vitamin D3
Dietary Supplement
Lead sponsor
Brigham and Women's Hospital
Other
Eligibility
18 Years and older
Enrollment
900 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
1
States / cities
Boston, Massachusetts
Conditions
Graft Vs Host Disease, Vitamin A Deficiency, Vitamin D Deficiency
Interventions
Vitamin A, Placebo
Drug · Other
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
18 Years and older
Enrollment
190 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2029
U.S. locations
3
States / cities
Tampa, Florida • Buffalo, New York • Columbus, Ohio
Completed Early Phase 1 Interventional Accepts healthy volunteers

The Effect of Vitamin D Statues on Endothelial Function

NCT01049048
Conditions
Cardiovascular Diseases, Vitamin D Deficiency
Interventions
Vitamin D3, Placebo
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
55 Years to 65 Years · Female only
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2009 – 2010
U.S. locations
1
States / cities
Madison, Wisconsin
Enrolling by invitation No phase listed Observational Accepts healthy volunteers

ALPCO 25(OH) Vitamin D CLIA Kit - Fresh Versus Frozen Serum and Plasma Stability Study

NCT07565064
Conditions
Vitamin D Deficiency, Vitamin D Insufficiency, Healthy Volunteers
Interventions
ALPCO 25(OH) Vitamin D CLIA Kit
Device
Lead sponsor
American Laboratory Products Company
Industry
Eligibility
22 Years and older
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2026
U.S. locations
1
States / cities
Salem, New Hampshire
Terminated Phase 4 Interventional Results available

Vitamin D Deficiency in Patients With Hypertension

NCT00974922
Conditions
Vitamin D Deficiency, Hypertension
Interventions
Aliskiren, Cholecalciferol, Placebo
Drug · Dietary Supplement
Lead sponsor
UConn Health
Other
Eligibility
21 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Farmington, Connecticut
Completed Not applicable Interventional Accepts healthy volunteers

Effects of Vitamin D on Cardiovascular Health in Black Women

NCT05656742
Conditions
Vitamin d Deficiency
Interventions
Vitamin D
Dietary Supplement
Lead sponsor
University of Delaware
Other
Eligibility
18 Years to 30 Years · Female only
Enrollment
22 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2023 – 2025
U.S. locations
1
States / cities
Newark, Delaware
Conditions
Rare Disorders, Undiagnosed Disorders, Disorders of Unknown Prevalence, Cornelia De Lange Syndrome, Prenatal Benign Hypophosphatasia, Perinatal Lethal Hypophosphatasia, Odontohypophosphatasia, Adult Hypophosphatasia, Childhood-onset Hypophosphatasia, Infantile Hypophosphatasia, Hypophosphatasia, Kabuki Syndrome, Bohring-Opitz Syndrome, Narcolepsy Without Cataplexy, Narcolepsy-cataplexy, Hypersomnolence Disorder, Idiopathic Hypersomnia Without Long Sleep Time, Idiopathic Hypersomnia With Long Sleep Time, Idiopathic Hypersomnia, Kleine-Levin Syndrome, Kawasaki Disease, Leiomyosarcoma, Leiomyosarcoma of the Corpus Uteri, Leiomyosarcoma of the Cervix Uteri, Leiomyosarcoma of Small Intestine, Acquired Myasthenia Gravis, Addison Disease, Hyperacusis (Hyperacousis), Juvenile Myasthenia Gravis, Transient Neonatal Myasthenia Gravis, Williams Syndrome, Lyme Disease, Myasthenia Gravis, Marinesco Sjogren Syndrome(Marinesco-Sjogren Syndrome), Isolated Klippel-Feil Syndrome, Frasier Syndrome, Denys-Drash Syndrome, Beckwith-Wiedemann Syndrome, Emanuel Syndrome, Isolated Aniridia, Axenfeld-Rieger Syndrome, Aniridia-intellectual Disability Syndrome, Aniridia - Renal Agenesis - Psychomotor Retardation, Aniridia - Ptosis - Intellectual Disability - Familial Obesity, Aniridia - Cerebellar Ataxia - Intellectual Disability, Aniridia - Absent Patella, Aniridia, Peters Anomaly - Cataract, Peters Anomaly, Potocki-Shaffer Syndrome, Silver-Russell Syndrome Due to Maternal Uniparental Disomy of Chromosome 11, Silver-Russell Syndrome Due to Imprinting Defect of 11p15, Silver-Russell Syndrome Due to 11p15 Microduplication, Syndromic Aniridia, WAGR Syndrome, Wolf-Hirschhorn Syndrome, 4p16.3 Microduplication Syndrome, 4p Deletion Syndrome, Non-Wolf-Hirschhorn Syndrome, Autosomal Recessive Stickler Syndrome, Stickler Syndrome Type 2, Stickler Syndrome Type 1, Stickler Syndrome, Mucolipidosis Type 4, X-linked Spinocerebellar Ataxia Type 4, X-linked Spinocerebellar Ataxia Type 3, X-linked Intellectual Disability - Ataxia - Apraxia, X-linked Progressive Cerebellar Ataxia, X-linked Non Progressive Cerebellar Ataxia, X-linked Cerebellar Ataxia, Vitamin B12 Deficiency Ataxia, Toxic Exposure Ataxia, Unclassified Autosomal Dominant Spinocerebellar Ataxia, Thyroid Antibody Ataxia, Sporadic Adult-onset Ataxia of Unknown Etiology, Spinocerebellar Ataxia With Oculomotor Anomaly, Spinocerebellar Ataxia With Epilepsy, Spinocerebellar Ataxia With Axonal Neuropathy Type 2, Spinocerebellar Ataxia Type 8, Spinocerebellar Ataxia Type 7, Spinocerebellar Ataxia Type 6, Spinocerebellar Ataxia Type 5, Spinocerebellar Ataxia Type 4, Spinocerebellar Ataxia Type 37, Spinocerebellar Ataxia Type 36, Spinocerebellar Ataxia Type 35, Spinocerebellar Ataxia Type 34, Spinocerebellar Ataxia Type 32, Spinocerebellar Ataxia Type 31, Spinocerebellar Ataxia Type 30, Spinocerebellar Ataxia Type 3, Spinocerebellar Ataxia Type 29, Spinocerebellar Ataxia Type 28, Spinocerebellar Ataxia Type 27, Spinocerebellar Ataxia Type 26, Spinocerebellar Ataxia Type 25, Spinocerebellar Ataxia Type 23, Spinocerebellar Ataxia Type 22, Spinocerebellar Ataxia Type 21, Spinocerebellar Ataxia Type 20, Spinocerebellar Ataxia Type 2, Spinocerebellar Ataxia Type 19/22, Spinocerebellar Ataxia Type 18, Spinocerebellar Ataxia Type 17, Spinocerebellar Ataxia Type 16, Spinocerebellar Ataxia Type 15/16, Spinocerebellar Ataxia Type 14, Spinocerebellar Ataxia Type 13, Spinocerebellar Ataxia Type 12, Spinocerebellar Ataxia Type 11, Spinocerebellar Ataxia Type 10, Spinocerebellar Ataxia Type 1 With Axonal Neuropathy, Spinocerebellar Ataxia Type 1, Spinocerebellar Ataxia - Unknown, Spinocerebellar Ataxia - Dysmorphism, Non Progressive Epilepsy and/or Ataxia With Myoclonus as a Major Feature, Spasticity-ataxia-gait Anomalies Syndrome, Spastic Ataxia With Congenital Miosis, Spastic Ataxia - Corneal Dystrophy, Spastic Ataxia, Rare Hereditary Ataxia, Rare Ataxia, Recessive Mitochondrial Ataxia Syndrome, Progressive Epilepsy and/or Ataxia With Myoclonus as a Major Feature, Posterior Column Ataxia - Retinitis Pigmentosa, Post-Stroke Ataxia, Post-Head Injury Ataxia, Post Vaccination Ataxia, Polyneuropathy - Hearing Loss - Ataxia - Retinitis Pigmentosa - Cataract, Muscular Atrophy - Ataxia - Retinitis Pigmentosa - Diabetes Mellitus, Non-hereditary Degenerative Ataxia, Paroxysmal Dystonic Choreathetosis With Episodic Ataxia and Spasticity, Olivopontocerebellar Atrophy - Deafness, NARP Syndrome, Myoclonus - Cerebellar Ataxia - Deafness, Multiple System Atrophy, Parkinsonian Type, Multiple System Atrophy, Cerebellar Type, Multiple System Atrophy, Maternally-inherited Leigh Syndrome, Machado-Joseph Disease Type 3, Machado-Joseph Disease Type 2, Machado-Joseph Disease Type 1, Leigh Syndrome, Late-onset Ataxia With Dementia, Infection or Post Infection Ataxia, GAD Ataxia, Hereditary Episodic Ataxia, Gliadin/Gluten Ataxia, Friedreich Ataxia, Fragile X-associated Tremor/Ataxia Syndrome, Familial Paroxysmal Ataxia, Exposure to Medications Ataxia, Episodic Ataxia With Slurred Speech, Episodic Ataxia Unknown Type, Episodic Ataxia Type 7, Episodic Ataxia Type 6, Episodic Ataxia Type 5, Episodic Ataxia Type 4, Episodic Ataxia Type 3, Episodic Ataxia Type 1, Epilepsy and/or Ataxia With Myoclonus as Major Feature, Early-onset Spastic Ataxia-neuropathy Syndrome, Early-onset Progressive Neurodegeneration - Blindness - Ataxia - Spasticity, Early-onset Cerebellar Ataxia With Retained Tendon Reflexes, Early-onset Ataxia With Dementia, Childhood-onset Autosomal Recessive Slowly Progressive Spinocerebellar Ataxia, Dilated Cardiomyopathy With Ataxia, Cataract - Ataxia - Deafness, Cerebellar Ataxia, Cayman Type, Cerebellar Ataxia With Peripheral Neuropathy, Cerebellar Ataxia - Hypogonadism, Cerebellar Ataxia - Ectodermal Dysplasia, Cerebellar Ataxia - Areflexia - Pes Cavus - Optic Atrophy - Sensorineural Hearing Loss, Brain Tumor Ataxia, Brachydactyly - Nystagmus - Cerebellar Ataxia, Benign Paroxysmal Tonic Upgaze of Childhood With Ataxia, Autosomal Recessive Syndromic Cerebellar Ataxia, Autosomal Recessive Spastic Ataxia With Leukoencephalopathy, Autosomal Recessive Spastic Ataxia of Charlevoix-Saguenay, Autosomal Recessive Spastic Ataxia - Optic Atrophy - Dysarthria, Autosomal Recessive Spastic Ataxia, Autosomal Recessive Metabolic Cerebellar Ataxia, Autosomal Dominant Spinocerebellar Ataxia Due to Repeat Expansions That do Not Encode Polyglutamine, Autosomal Recessive Ataxia, Beauce Type, Autosomal Recessive Ataxia Due to Ubiquinone Deficiency, Autosomal Recessive Ataxia Due to PEX10 Deficiency, Autosomal Recessive Degenerative and Progressive Cerebellar Ataxia, Autosomal Recessive Congenital Cerebellar Ataxia Due to MGLUR1 Deficiency, Autosomal Recessive Congenital Cerebellar Ataxia Due to GRID2 Deficiency, Autosomal Recessive Congenital Cerebellar Ataxia, Autosomal Recessive Cerebellar Ataxia-pyramidal Signs-nystagmus-oculomotor Apraxia Syndrome, Autosomal Recessive Cerebellar Ataxia-epilepsy-intellectual Disability Syndrome Due to WWOX Deficiency, Autosomal Recessive Cerebellar Ataxia-epilepsy-intellectual Disability Syndrome Due to TUD Deficiency, Autosomal Recessive Cerebellar Ataxia-epilepsy-intellectual Disability Syndrome Due to KIAA0226 Deficiency, Autosomal Recessive Cerebellar Ataxia-epilepsy-intellectual Disability Syndrome, Autosomal Recessive Cerebellar Ataxia With Late-onset Spasticity, Autosomal Recessive Cerebellar Ataxia Due to STUB1 Deficiency, Autosomal Recessive Cerebellar Ataxia Due to a DNA Repair Defect, Autosomal Recessive Cerebellar Ataxia - Saccadic Intrusion, Autosomal Recessive Cerebellar Ataxia - Psychomotor Retardation, Autosomal Recessive Cerebellar Ataxia - Blindness - Deafness, Autosomal Recessive Cerebellar Ataxia, Autosomal Dominant Spinocerebellar Ataxia Due to a Polyglutamine Anomaly, Autosomal Dominant Spinocerebellar Ataxia Due to a Point Mutation, Autosomal Dominant Spinocerebellar Ataxia Due to a Channelopathy, Autosomal Dominant Spastic Ataxia Type 1, Autosomal Dominant Spastic Ataxia, Autosomal Dominant Optic Atrophy, Ataxia-telangiectasia Variant, Ataxia-telangiectasia, Autosomal Dominant Cerebellar Ataxia, Deafness and Narcolepsy, Autosomal Dominant Cerebellar Ataxia Type 4, Autosomal Dominant Cerebellar Ataxia Type 3, Autosomal Dominant Cerebellar Ataxia Type 2, Autosomal Dominant Cerebellar Ataxia Type 1, Autosomal Dominant Cerebellar Ataxia, Ataxia-telangiectasia-like Disorder, Ataxia With Vitamin E Deficiency, Ataxia With Dementia, Ataxia - Oculomotor Apraxia Type 1, Ataxia - Other, Ataxia - Genetic Diagnosis - Unknown, Acquired Ataxia, Adult-onset Autosomal Recessive Cerebellar Ataxia, Alcohol Related Ataxia, Multiple Endocrine Neoplasia, Multiple Endocrine Neoplasia Type II, Multiple Endocrine Neoplasia Type 1, Multiple Endocrine Neoplasia Type 2, Multiple Endocrine Neoplasia, Type IV, Multiple Endocrine Neoplasia, Type 3, Multiple Endocrine Neoplasia (MEN) Syndrome, Multiple Endocrine Neoplasia Type 2B, Multiple Endocrine Neoplasia Type 2A, Atypical Hemolytic Uremic Syndrome, Atypical HUS, Wiedemann-Steiner Syndrome, Breast Implant-Associated Anaplastic Large Cell Lymphoma, Autoimmune/Inflammatory Syndrome Induced by Adjuvants (ASIA), Hemophagocytic Lymphohistiocytosis, Behcet's Disease, Alagille Syndrome, Inclusion Body Myopathy With Early-onset Paget Disease and Frontotemporal Dementia (IBMPFD), Lowe Syndrome, Pitt Hopkins Syndrome, 1p36 Deletion Syndrome, Jansen Type Metaphyseal Chondrodysplasia, Cockayne Syndrome, Chronic Recurrent Multifocal Osteomyelitis, CRMO, Malan Syndrome, Hereditary Sensory and Autonomic Neuropathy Type Ie, VCP Disease, Hypnic Jerking, Sleep Myoclonus, Mollaret Meningitis, Recurrent Viral Meningitis, CRB1, Leber Congenital Amaurosis, Retinitis Pigmentosa, Rare Retinal Disorder, KCNMA1-Channelopathy, Primary Biliary Cirrhosis, ZMYND11, Transient Global Amnesia, Glycogen Storage Disease, Alstrom Syndrome, White Sutton Syndrome, DNM1, EIEE31, Myhre Syndrome, Recurrent Respiratory Papillomatosis, Laryngeal Papillomatosis, Tracheal Papillomatosis, Refsum Disease, Nicolaides Baraitser Syndrome, Leukodystrophy, Tango2, Cauda Equina Syndrome, Rare Gastrointestinal Disorders, Achalasia-Addisonian Syndrome, Achalasia Cardia, Achalasia Icrocephaly Syndrome, Anal Fistula, Congenital Sucrase-Isomaltase Deficiency, Eosinophilic Gastroenteritis, Idiopathic Gastroparesis, Hirschsprung Disease, Rare Inflammatory Bowel Disease, Intestinal Pseudo-Obstruction, Scleroderma, Short Bowel Syndrome, Sacral Agenesis, Sacral Agenesis Syndrome, Caudal Regression, Scheuermann Disease, SMC1A Truncated Mutations (Causing Loss of Gene Function), Cystinosis, Juvenile Nephropathic Cystinosis, Nephropathic Cystinosis, Kennedy Disease, Spinal Bulbar Muscular Atrophy, Warburg Micro Syndrome, Mucolipidoses, Mitochondrial Diseases, Mitochondrial Aminoacyl-tRNA Synthetases, Mt-aaRS Disorders, Hypertrophic Olivary Degeneration, Non-Ketotic Hyperglycinemia, Fish Odor Syndrome, Halitosis, Isolated Congenital Asplenia, Lambert Eaton (LEMS), Biliary Atresia, STAG1 Gene Mutation, Coffin Lowry Syndrome, Borjeson-Forssman-Lehman Syndrome, Blau Syndrome, Arginase 1 Deficiency, HSPB8 Myopathy, Beta-Mannosidosis, TBX4 Syndrome, DHDDS Gene Mutations, MAND-MBD5-Associated Neurodevelopmental Disorder, Constitutional Mismatch Repair Deficiency (CMMRD), SPATA5 Disorder, SPATA5L1 Related Disorder, Acrodysostosis, Multi-systematic Smooth Muscle Dysfunction Syndrome, CRELD1 (Cysteine Rich With EGF Like Domains 1), GNB1 Syndrome, Pyruvate Dehydrogenase Complex Deficiency Disease, Beta Mannosidosis, Kbg Syndrome, Labrune Syndrome, Metachromatic Leukodystrophy (MLD), Moyamoya Disease, OPHN1 Syndrome, Oculopharyngeal Muscular Dystrophy (OPMD), TUBB3 Mutation, WOREE (WWOX-related Epileptic Encephalopathy, SCAR12, Skraban-Deardorff Syndrome, Hereditary Myopathy With Early Respiratory Failure
Interventions
Not listed
Lead sponsor
Sanford Health
Other
Eligibility
Not listed
Enrollment
20,000 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2100
U.S. locations
1
States / cities
Sioux Falls, South Dakota
Completed No phase listed Observational Accepts healthy volunteers

Using Iodized Salt to Improve Serum Folate, B12 and Iron Levels

NCT06904612
Conditions
Neural Tube Defects, Folic Acid Deficiency, Spina Bifida, Anencephaly-Spina Bifida, B12 Deficiency Vitamin, Anemia, Iron Deficiency Anaemia Due to Dietary Causes
Interventions
Micronutrient fortified iodized salt
Dietary Supplement
Lead sponsor
Hydrocephalus and Neuroscience Institute
Other
Eligibility
18 Years to 45 Years · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
Orlando, Florida
Completed No phase listed Observational Accepts healthy volunteers

Vitamin D Status and the Adequacy of Vitamin D Intake in Early Preterm Infants

NCT01793402
Conditions
Hypovitaminosis D
Interventions
Not listed
Lead sponsor
Children's Hospital Medical Center, Cincinnati
Other
Eligibility
1 Day to 1 Week
Enrollment
120 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2010 – 2012
U.S. locations
1
States / cities
Cincinnati, Ohio
Completed Not applicable Interventional Accepts healthy volunteers

Estimating Average Vitamin A Requirements in Indonesian and American Women

NCT04123210
Conditions
Vitamin A Deficiency
Interventions
Vitamin A supplement, Placebo
Dietary Supplement
Lead sponsor
University of Wisconsin, Madison
Other
Eligibility
19 Years to 30 Years · Female only
Enrollment
70 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2009
U.S. locations
1
States / cities
Madison, Wisconsin
Conditions
Hypophosphatasia (HPP)
Interventions
asfotase alfa
Biological
Lead sponsor
Alexion Pharmaceuticals, Inc.
Industry
Eligibility
Up to 36 Months
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
6
States / cities
Little Rock, Arkansas • Wilmington, Delaware • Springfield, Missouri + 3 more
Conditions
Diabetes Mellitus, Type 2, Hypertension, Vitamin D Deficiency
Interventions
Blood draw
Diagnostic Test
Lead sponsor
Washington University School of Medicine
Other
Eligibility
25 Years to 80 Years
Enrollment
40 participants
Timeline
2017 – 2026
U.S. locations
2
States / cities
St Louis, Missouri
Completed Phase 2 Interventional Accepts healthy volunteers Results available

Nutrition and Body Composition in Acute Lymphoblastic Leukemia

NCT01317940
Conditions
Precursor Cell Lymphoblastic Leukemia-Lymphoma, Vitamin D Deficiency
Interventions
Vitamin D and Calcium Citrate
Dietary Supplement
Lead sponsor
Children's Hospital Los Angeles
Other
Eligibility
10 Years to 29 Years
Enrollment
76 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2011 – 2016
U.S. locations
1
States / cities
Los Angeles, California
Completed No phase listed Observational Accepts healthy volunteers

Vitamin D Deficiency and Low Bone Mineral Content in Children

NCT00756899
Conditions
Vitamin D Deficiency, Obesity
Interventions
Not listed
Lead sponsor
University of Massachusetts, Worcester
Other
Eligibility
3 Years to 12 Years
Enrollment
45 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2008 – 2012
U.S. locations
1
States / cities
Worcester, Massachusetts
Not listed Not applicable Interventional Accepts healthy volunteers

Preeclampsia Research on Vitamin D, Inflammation, & Depression

NCT03018132
Conditions
Pre-Eclampsia, Depression, Inflammation, Vitamin D Deficiency
Interventions
mental health screening, education and referral program
Other
Lead sponsor
Cedars-Sinai Medical Center
Other
Eligibility
18 Years and older · Female only
Enrollment
200 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2017 – 2025
U.S. locations
1
States / cities
Los Angeles, California