Clinical trials: Deficiency, Vitamin D
Hip Fracture
A Randomised, Controlled Comparison of Vitamin D Strategies is Acute Hip Fracture Patients
The purpose of the study is to determine the best dose of Vitamin D to give to hip fracture patients to achieve the optimal therapeutic level.
- Trial name
- NCT00424619
- Testing
- Vitamin D2
- Volunteers
- 64 people
- Sponsor
- McMaster University
Acute Myeloid Leukemia, Vitamin D Deficiency
Vitamin D Effect on A Disintegrin-like And Metalloprotease Thrombospondin1 Motif 13& Interleukin 6 in Leukemia
A Disintegrin-like And Metalloprotease with Thrombospondin type 1 motif 13 (ADAMTS13) deficiency was incriminated in poor prognosis, high probability of serious complications and mortality in acute myeloid leukemia (AML)…
- Conditions
- Acute Myeloid Leukemia, Vitamin D Deficiency, ADAMTS13, Interleukin 6
- Trial name
- NCT05149339
- Testing
- Cholecalciferol 2800 I.U. ml oral drops
- Where
- Egypt
- Volunteers
- 38 people, healthy volunteers welcome
- Sponsor
- Zagazig University
COVID-19, Vitamin D Deficiency
Vitamin D Supplementation in the Prevention and Mitigation of COVID-19 Infection
The purpose of this study is to evaluate how useful vitamin D supplementation is in reducing the severity of COVID-19 symptoms and the body's inflammatory and infection-fighting response to COVID-19.
- Conditions
- COVID-19, Vitamin D Deficiency, Respiratory Viral Infection
- Trial name
- VitD-COVID19 (NCT04482673)
- Testing
- Daily Vitamin D3, Bolus vitamin D3
- Where
- United States
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- Medical University of South Carolina
Vitamin D Deficiency, Covid19
The Relationship Between Vitamin D Levels, Inflammatory Parameters and Disease Severity of COVID-19 Infection
Vitamin D deficiency increases the susceptibility to respiratory virus infections and the severity of infections. Inflammation plays a key role in pathogenesis in COVID19 while identifying clinical course and prognosis…
- Trial name
- NCT04945577
- Testing
- Inflammatory Parameters, 25 OH Vitamin D Level
- Where
- Turkey (Türkiye)
- Volunteers
- 300 people
- Sponsor
- Fatih Sultan Mehmet Training and Research Hospital
X-linked Hypophosphatemia
A First-in-human Study of KK8123 in Adults With X-linked Hypophosphatemia
A first-in-human study of KK8123 in adults with X-linked hypophosphatemia.
- Trial name
- NCT06525636
- Testing
- KK8123
- Where
- 10 sites in United States, Canada and 3 more
- Volunteers
- 39 people
- Sponsor
- Kyowa Kirin Co., Ltd.
Vitamin D Deficiency, Coronary Artery Disease
Vitamin D Repletion in Coronary Artery Disease
Vitamin D (Vit D) status is an emerging risk marker of great interest in cardiovascular disease (CVD). Lower serum levels of Vit D are associated with both cardiac risk factors and prevalent cardiovascular disease.
- Conditions
- Vitamin D Deficiency, Coronary Artery Disease, Endothelial Dysfunction, Inflammation
- Trial name
- NCT01570309
- Testing
- Ergocalciferol, Sugar pill
- Where
- 2 sites in United States
- Volunteers
- 96 people
- Sponsor
- Seth I. Sokol, M.D.
Endometriosis, Vitamin D Deficiency/Insufficiency
Analysis of Vitamin D and VDR Expression in Endometriosis: A Case-Control Study
The goal of this cross-sectional prospective matching study is to evaluate whether serum vitamin D levels and vitamin D receptor (VDR) expression are associated with the presence and severity of endometriosis in women of…
- Conditions
- Endometriosis, Vitamin D Deficiency/Insufficiency, Vitamin D Status
- Trial name
- NCT06289257
- Testing
- Vitamin D level, Vitamin D receptor
- Where
- Thailand
- Volunteers
- 108 people, healthy volunteers welcome
- Sponsor
- Khon Kaen University
Diabetic Foot Ulcer, Vitamin D Deficiency
High-Dose Vitamin D3 for Diabetic Foot Ulcer Healing: Randomized Controlled Trial
This randomized, double-blind, placebo-controlled clinical trial aims to evaluate the effectiveness of high-dose vitamin D3 supplementation in improving diabetic foot ulcer (DFU) healing.
- Conditions
- Diabetic Foot Ulcer, Vitamin D Deficiency, Wound Healing Disorder
- Trial name
- DFU (NCT07139964)
- Testing
- Vitamin D3
- Where
- Indonesia
- Volunteers
- 24 people
- Sponsor
- Universitas Sriwijaya
Vitamin D Deficiency
Effect of Vitamin D3 on Vascular Function
Vitamin D is a natural nutrient. A little comes from our normal daily diet. Most of it comes from our skin after we have been in sunlight. If we have darker skin, we make less vitamin D.
- Trial name
- NCT00948298
- Testing
- Vitamin D
- Volunteers
- 130 people
- Sponsor
- Charles Drew University of Medicine and Science
Arterial Dysfunction, Chronic Kidney Disease
Vitamin D and Arterial Function in Patients With Chronic Kidney Disease
The purpose of this study is to determine whether nutritional (cholecalciferol) or active vitamin D (calcitriol) supplementation improves vascular endothelial function in patients with stage IIIB and IV chronic kidney disease…
- Trial name
- NCT01384539
- Testing
- Cholecalciferol, Calcitriol
- Where
- United States
- Volunteers
- 128 people
- Sponsor
- University of Colorado, Denver
X-linked Hypophosphatemia (XLH)
Treatment Patterns, Biochemical Profiles and Clinical Outcomes in Adults With X-Linked Hypophosphatemia
The purpose of this study is to better understand how X-linked hypophosphatemia (XLH) affects the body and daily life. Phosphate levels are critical in managing XLH, we aim to study how these levels change in patients taking…
- Trial name
- IBIS XLH (NCT07607600)
- Testing
- No treatment given
- Where
- 23 sites in United States, Australia and 6 more
- Sponsor
- Novo Nordisk A/S
Female Infertility Due to Diminished Ovarian Reserve, Vitamin D Deficiency
Differences in Ovarian Reserve Markers and Vitamin D Between Infertile Indian, Arabian and Caucasian Population
The aim of this study is to confirm the difference in ovarian reserve markers and serum vitamine D levels between infertile indian, arabian and caucasian population.
- Conditions
- Female Infertility Due to Diminished Ovarian Reserve, Vitamin D Deficiency, Hormone Deficiency, Follicular Cyst of Ovary
- Trial name
- NCT02209168
- Where
- Spain
- Volunteers
- healthy volunteers welcome
- Sponsor
- IVI Madrid
Asthma, Vitamin D Resistant Rickets
Assessment Of Vitamin D Role In The Pathogenesis Of Asthma In Vitamin D Resistent Patients
Research Title: Evaluation of airway reactivity, allergy and inflammatory mediators in exhaled breath condensate in vitamin D resistant rickets.
- Trial name
- NCT01578824
- Testing
- Methacholine Challenge Test
- Where
- Israel
- Volunteers
- 26 people, healthy volunteers welcome
- Sponsor
- Rambam Health Care Campus
Vitamin D Deficiency
The GLOBAL Vitamin D Study. A Genomic, Transcriptomic, Proteomic and Metabolomic Approach
The effect of vitamin D supplementation on genetic, proteomic , and metabolomic profile in adipose tissue will be studied in 50 subjects.
- Trial name
- NCT02783924
- Testing
- Cholecalciferol
- Where
- Norway
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- University of Tromso
Healthy Volunteers
Predictive Questionnaire for Vitamin D Insufficiency in Healthy Adults
The purpose of this clinical study is to evaluate the metrological properties of a questionnaire that aims to identify the vitamin D status in reference to a vitamin D blood dosage.
- Trial name
- NCT02408679
- Testing
- Blood sampling, Predictive questionnaire for vitamin D insufficiency
- Where
- France
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Lesieur
Pulmonary Artery Hypertension, Vitamin d Deficiency
REstoration of VItamin D in Pulmonary Arterial Hypertension
Background. Pulmonary arterial hypertension (PAH) is a heterogeneous pathophysiological condition characterized by progressive pulmonary vascular narrowing that ultimately results in right-sided heart failure and eventually death…
- Trial name
- REVIDAH (NCT06258850)
- Testing
- Calcifediol Oral Capsule
- Volunteers
- 102 people
- Sponsor
- Parc de Salut Mar
Nutritional Status, Nutrient Deficiency
Dietary Challenges in the Population of Nursing Homes' Residents
To obtain up-to-date data on nutritional status of older adults, a national dietary survey will be conducted in 2022/2023, providing data on the consumption of foods and enabling the assessment intakes of energy and specific…
- Conditions
- Nutritional Status, Nutrient Deficiency, Micronutrient Deficiency, Vitamin D Deficiency
- Trial name
- NUTRICARE (NCT05389618)
- Testing
- Diagnostic Tests
- Where
- Slovenia
- Volunteers
- 387 people
- Sponsor
- Institute of Nutrition, Slovenia (Nutris)
Ergocalciferol
Pilot Study: The Effect of Ergocalciferol on Plasma Mucin-1 Levels
To determine if a one-time oral administration of ergocalciferol results in a decline in plasma mucin-1 levels in healthy individuals and individuals with ADTKD-MUC1.
- Trial name
- NCT03747523
- Testing
- Ergocalciferol
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Wake Forest University Health Sciences
Vitamin D Deficiency, Peripheral Neuropathy
Vit D and Peripheral Neuropathy in Taxane Naive Patients
To evaluate the efficacy of vit D supplement in cancer patients which receive taxane drugs with vit D deficiency and complaining from Peripheral neuropathy
- Trial name
- NCT05852496
- Testing
- Vitamin D
- Volunteers
- 60 people
- Sponsor
- Assiut University
Type 2 Diabetes Mellitus (T2DM), Vitamin D Deficiency
Effect of Vitamin D Supplementation on Metabolic Parameters in Patients With Type 2 Diabetes and Vitamin D Deficiency
The goal of this clinical study is to learn whether vitamin D supplementation improves metabolic control in adults with type 2 diabetes mellitus who have vitamin D deficiency.
- Trial name
- VITD-DM2 (NCT07468721)
- Testing
- cholecalciferol (vitamin D3)
- Where
- Paraguay
- Volunteers
- 119 people
- Sponsor
- Faculty of Medical Sciences, Clinical Hospital
The first 1,020 results can be paged through. Add a filter or change the sort order to reach the rest.