Clinical trials: D Vitamin Deficiency Patients
Crohns Disease, Vitamin D Deficiency
Maintenance Dosing of Vitamin D in Crohn's Disease
Vitamin D repletion is important for bone health in patients with Crohn's disease. While repletion strategies in the general population yield similar results in those with Crohn's disease, maintenance strategies are variable.
- Trial name
- NCT03615378
- Testing
- 5000 IU D3, 1000 IU D3
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Cedars-Sinai Medical Center
Chronic Liver Disease, Hypovitaminosis
Hypovitaminosis D and an Inadequate PTH Response in Chronic Liver Disease Patients
The purpose of this study is to determine how common low levels of magnesium are in patients with end stage liver disease. In addition, investigator is trying to determine if low levels of magnesium affect the release of…
- Trial name
- NCT00599352
- Testing
- magnesium
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- Rajib Bhattacharya, MD
Hypovitaminosis D, Obesity
Hypovitaminosis D and "Metabolic" Inflammatory Status in Patients With Obesity
Since obesity is related to systemic chronic inflammatory status and hypovitaminosis D, the study aimed to assess the incidence of hypovitaminosis D in obese patients and the correlations between vitamin D levels, inflammation…
- Trial name
- ViDO (NCT06115356)
- Testing
- Vitamin D Plasma Level, Bioelectrical Impedance Analysis (BIA) technique, Ferritin
- Where
- Italy
- Volunteers
- 208 people
- Sponsor
- University of Trieste
Acute Lymphoblastic Leukemia, Vitamin d Deficiency
Effect of Supplementation With ω-3 Fatty Acids, Vitamin D and Calcium in Patients With Acute Lymphoblastic Leukemia.
The purpose of this study is to evaluate the efficacy of supplementation with Omega 3, Vitamin D and Calcium, in a cohort of children with ALL undergoing treatment and compare changes in the concentrations of biomarkers of bone…
- Trial name
- NCT05950204
- Testing
- ω-3 polyunsaturated fatty acids (DHA and EPA), Vitamin D (cholecalciferol), Calcium (calcium carbonate)
- Where
- Mexico
- Volunteers
- 40 people
- Sponsor
- Coordinación de Investigación en Salud, Mexico
Rendu Osler Disease
Calcium-phosphate Complications Induced by IV Iron Supplementation in Patients With Rendu-Osler Disease
Hypophosphatemia induced by treatments with injectable iron is a frequent side effect already reported during marketing. Situations of osteomalacia secondary to these hypophosphatemias are rarer and reported in the form of case…
- Trial name
- OS-LERETRO (NCT05544669)
- Where
- France
- Volunteers
- 220 people
- Sponsor
- University Hospital, Strasbourg, France
Hypovitaminosis D
Vitamin D Status in Lower Extremity Joint Replacement Surgery Patients
In the United States, ~1 million elective hip or knee replacement surgeries are performed annually. With estimated surgical site infection (SSI) rates as high as 2.5%, this represents ~25,000 patients at risk of potentially…
- Trial name
- NCT01858051
- Testing
- Cholecalciferol
- Where
- United States
- Sponsor
- Massachusetts General Hospital
HIV/AIDS, Osteoporosis
Preventing Bone Loss Among Chinese Patients With HIV on ART
The major goal of this study will be to conduct a randomized, double-blind, placebo-controlled, clinical trial of intermittent high-dose vitamin D3 supplementation (180,000IU) given at the point of care (every 3 months) after…
- Conditions
- HIV/AIDS, Osteoporosis, Bone Loss
- Trial name
- NCT03598556
- Testing
- Vitamin D3
- Where
- 6 sites in China
- Volunteers
- 600 people
- Sponsor
- Peking Union Medical College Hospital
Craniocerebral Trauma, Intracranial Aneurysm
Hypovitaminosis D in Neurocritical Patients
Vitamin D has been shown to impact prognosis in a variety of retrospective and randomized clinical trials within an intensive care unit (ICU) environment.
- Conditions
- Craniocerebral Trauma, Intracranial Aneurysm, Brain Neoplasms, Spinal Cord Injuries
- Trial name
- NCT02881957
- Testing
- Cholecalciferol
- Where
- United States
- Volunteers
- 274 people
- Sponsor
- University of Utah
Chronic Kidney Disease
Supplementation With Cholecalciferol in Dialysis Patients
Hypovitaminosis D is highly prevalent among patients with chronic kidney disease, especially in those undergoing dialysis. The loss of protein to the dialysis solution seems to contribute significantly to the reduced serum levels…
- Trial name
- NCT01974245
- Testing
- Cholecalciferol
- Where
- Brazil
- Volunteers
- 55 people
- Sponsor
- Federal University of São Paulo
Chronic Renal Insufficiency, Proteinuria
The Effects of Vitamin D Repletion in Vitamin D Deficient Patients With Stage 3 and 4 Chronic Kidney Disease
A randomized clinical trial to determine if vitamin D repletion in CKD (Chronic Kidney Disease) patients with low vitamin D levels will decrease proteinuria, a marker of kidney damage.
- Trial name
- NCT01029002
- Testing
- Vitamin D
- Where
- United States
- Volunteers
- 74 people
- Sponsor
- Albert Einstein College of Medicine
Acute Lymphoblastic Leukemia
Effect of Vitamin D Diffiency on Oral Mucosa in Patients Recieving Methotrexate Chemotherapy
it's a prospective study aiming to improve quality of life of patients with acute lymphoblastic leukemia suffering from oral mucositis, receiving courses of methotrexate chemotherapy , by measuring vitamin D in those patients…
- Trial name
- VitDandMTX (NCT04096846)
- Testing
- laboratory investigation
- Volunteers
- 100 people
- Sponsor
- Assiut University
Hypophosphatasia (HPP)
Safety and Efficacy Study of Asfotase Alfa in Severely Affected Infants With Hypophosphatasia (HPP)
This clinical trial studies the safety and efficacy of asfotase alfa in infants and young children with infantile onset HPP.
- Trial name
- NCT00744042
- Testing
- asfotase alfa
- Where
- 10 sites in United States, Canada and 2 more
- Volunteers
- 11 people
- Sponsor
- Alexion Pharmaceuticals, Inc.
Crohn's Disease (CD), Ulcerative Colitis (UC)
Supplementation of Vitamin D3 in Patients With Inflammatory Bowel Diseases and Hypovitaminosis D
This study aims to evaluate the effect of vitamin D3 supplementation on disease activity and quality of life in IBD patients deficient in vitamin D, and also help determine the optimal dose of vitamin D3 for them.
- Trial name
- NCT01877577
- Testing
- Vitamin D3
- Where
- United States
- Volunteers
- 30 people
- Sponsor
- University of California, San Francisco
X-linked Hypophosphatemia (XLH)
Study to Assess the Safety, Pharmacokinetics and Efficacy of KRN23 in Adult Chinese Patients With XLH
The purpose of this study is to assess the safety, pharmacokinetics and efficacy of KRN23 in adult Chinese patients with XLH
- Trial name
- NCT04842019
- Testing
- KRN23
- Where
- 5 sites in China
- Volunteers
- 18 people
- Sponsor
- Kyowa Kirin Co., Ltd.
Chronic Kidney Disease-Mineral and Bone Disorder
Relationship Between Serum 1,25-dihydroxy Vitamin D and Markers of Bone Metabolism in Renal Dysfunction Patients
This cross-sectional study was conducted, including those subjects tested for 1,25(OH)2D during Jan 2015-Dec 2021. Estimated glomerular filtration rate (eGFR) was calculated and subjects were classified into chronic kidney…
- Trial name
- NCT05399251
- Volunteers
- 1,553 people
- Sponsor
- Aga Khan University Hospital, Pakistan
Hypovitaminosis D
Prospective Monocentric Registry of Patients Undergoing Vitamin D Treatment at San Raffaele Hospital
The Endocrinology Unit of the IRCCS San Raffaele Hospital is dedicated to establishing a prospective single-center registry with data from patients undergoing vitamin D supplementation, initiating their first visit to the…
- Trial name
- NCT06481111
- Testing
- supplementary treatment with vitamin D
- Where
- Italy
- Volunteers
- 1,000 people
- Sponsor
- IRCCS San Raffaele
Vitamin D Deficiency
The Efficacy and the Safety of Vitamin D3 30,000 IU for Loading Dose Schedules
Treatment: A: Slower Loading Group (SLD): 30.000 IU cholecalciferol once weekly for ten weeks, followed by 30.000 IU cholecalciferol every two weeks for four weeks.
- Trial name
- NCT04476511
- Testing
- Cholecalciferol
- Where
- 7 sites in Hungary
- Volunteers
- 75 people, healthy volunteers welcome
- Sponsor
- Semmelweis University
Vitamin D 25-Hydroxylase Deficiency, Lymphoma Non-Hodgkin
High-Dose vs Standard Ergocalciferol for Vitamin D Normalization in Aggressive Non-Hodgkin Lymphoma
The goal of this clinical trial is to evaluate whether a high-intensity loading dose of ergocalciferol (vitamin D2) can normalize blood vitamin D levels more rapidly and safely than standard weekly dosing in patients with newly…
- Trial name
- NCT07366450
- Testing
- High-Dose Loading Ergocalciferol, Standard Weekly Ergocalciferol
- Where
- Thailand
- Volunteers
- 52 people
- Sponsor
- Phramongkutklao College of Medicine and Hospital
HIV-1-infection, Hypovitaminosis D
High-Dose Vitamin D3 Supplementation in the Treatment of Human Immune Deficiency Virus Patients Trial
High-Dose Vitamin D3 in the Treatment of Human Immune Deficiency Virus Patients, A Double-Blind Randomized Control Trial Human immunodeficiency virus is a key challenge for global health.
- Trial name
- HDVDS-HIVT (NCT05306704)
- Testing
- 25-Hydroxyvitamin D
- Where
- 2 sites in Pakistan
- Volunteers
- 95 people
- Sponsor
- University of the Punjab
X-Linked Hypophosphatemia
Registry for Patients With X-Linked Hypophosphatemia
This is an international, multicentre, prospective, non-interventional, observational Registry of patients with X-Linked hypophosphatemia (XLH).
- Trial name
- NCT03193476
- Where
- 118 sites in Belgium, Bulgaria and 18 more
- Volunteers
- 1,489 people
- Sponsor
- Kyowa Kirin Pharmaceutical Development Ltd