Clinical trials: Vitamin A Deficiency
Vitamin D Deficiency
Clinical Comparative Evaluation of the Use of Photodynamic Therapy in Conjunction With the Use of Vitamin D in Management Stage II Grade B Periodontitis Patients
Clinical Comparative Evaluation of the use of Photodynamic Therapy in conjunction with the use of Vitamin D in management Stage II Grade B Periodontitis Patients: A Randomized controlled clinical trial.
- Trial name
- NCT06700122
- Testing
- non-surgical periodontal therapy (SRP) and Photodynamic therapy (PDT) with systemic vitamin D
- Where
- Egypt
- Volunteers
- 24 people, healthy volunteers welcome
- Sponsor
- Cairo University
Deficiency Vitamins
Micronutrient Status During Pregnancy
An adequate micronutrient status during fetal life and infancy is important for optimal development. Dietary practices during pregnancy, lactation and infancy vary among populations and there is today no clear agreement on what…
- Trial name
- NCT03272022
- Volunteers
- 272 people
- Sponsor
- Haukeland University Hospital
Mortality Through Six Months of Age, Vitamin A Deficiency
Community Trial of Newborn Vitamin A Supplementation to Reduce Infant Mortality in Rural Bangladesh
The purpose of this trial is determine whether a 50,000 IU oral dose of vitamin A delivered to newborn infants within the first days of life, reduces six-month infant mortality by at least 15%.
- Trial name
- NCT00128557
- Testing
- vitamin A supplementation (15,000 ug retinol equivalents or 50,000 IU)
- Where
- Bangladesh
- Volunteers
- 15,937 people, healthy volunteers welcome
- Sponsor
- Johns Hopkins Bloomberg School of Public Health
Diabetic Foot Ulcers, Vitamin D Deficiency
Vitamin D Treatment of Diabetic Patients With Foot Ulcers
The purpose of this study, is to determine whether daily supplements of vitamin D improves wound healing in diabetic patients with chronic foot ulcers.
- Trial name
- NCT03813927
- Testing
- Vitamin D
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- Zealand University Hospital
Chronic Musculoskeletal Pain, Vitamin D Supplementation
Chronic Pain and Vitamin D
Non-systematized chronic musculoskeletal pains are a frequent reason for consulting in general practice. The possible causes are numerous and sometimes nonspecific.
- Trial name
- DOVID (NCT02002000)
- Testing
- vitamin D (cholecalciferol)
- Where
- France
- Volunteers
- 100 people
- Sponsor
- Hospices Civils de Lyon
Iron Deficiency Anemia
Effectiveness and Acceptability of LISEFEX® (Liposomal Iron With Vitamin C and Fiber) in People With Iron Deficiency Anemia.
Observational, descriptive, prospective, longitudinal, multicenter, non-interventionist and multicentric study in Mexican subjects diagnosed with mild to moderate iron deficiency anemia (ADH).
- Trial name
- NCT07483645
- Where
- Mexico
- Volunteers
- 74 people
- Sponsor
- Carnot Laboratories
Thiamine Deficiency
Thiamine Responsive Disorders (TRD) Among Infants in Lao PDR
A hospital- and community-based study in Luang Prabang, Lao PDR, which will include a group of hospitalized children 21 days to <18 months of age who are diagnosed with symptoms compatible with thiamine deficiency disorder (TDD).
- Trial name
- NCT03626337
- Testing
- Thiamine 100 MG/ML
- Where
- Laos
- Volunteers
- 1,394 people, healthy volunteers welcome
- Sponsor
- University of California, Davis
Hypophosphatasia
Post-approval Clinical Study of Asfotase Alfa Treatment for Patients With Hypophosphatasia (HPP) in Japan
This is a multicenter study in Japan. Eleven sites which have already participated in the investigator-initiated clinical study (Early Access Program) will participate in this study.The objective of this study is to gain further…
- Trial name
- NCT02531867
- Testing
- Asfotase Alfa
- Volunteers
- 13 people
- Sponsor
- Alexion Pharmaceuticals, Inc.
Vitamin D Deficiency
The Efficacy of Different Vitamin D Supplementation Delivery Methods
To test the efficacy of different vitamin D delivery methods on serum 25(OH)D. Participants randomly assigned to one of seven groups - three placebo groups and 4 active supplement groups receiving 100,000IU vitamin D3
- Trial name
- NCT03463642
- Testing
- vitamin D3, Pill, orange syrup
- Where
- United Kingdom
- Volunteers
- 62 people, healthy volunteers welcome
- Sponsor
- University of Wolverhampton
Heart Failure, Vitamin D Deficiency
Effects of Cholecalciferol Supplementation in Patients With Chronic Heart Failure and LOw vITamind D Levels
The purpose of this study is to determine whether cholecalciferol supplementation in patients with chronic heart failure and low vitamin D levels improves: 1. performance at six minutes walking test 2.
- Trial name
- ECSPLOIT -D (NCT01477801)
- Testing
- CHOLECALCIFEROL
- Where
- Italy
- Volunteers
- 34 people
- Sponsor
- Azienda Unita' Sanitaria Locale Di Modena
Vitamin D Deficiency
Vitamin D Levels Following Topical Application of Vitamin D Ointment
This is a pre-post open label trial to assess the change in Vitamin D blood levels following treatment with three doses of topical Vitamin D3 in subjects with existing Vitamin D deficiency.
- Trial name
- VITD-001 (NCT02676674)
- Testing
- Dose 1, Dose 2
- Where
- United States
- Volunteers
- 10 people, healthy volunteers welcome
- Sponsor
- University of Minnesota
COVID-19 Pandemic, Vitamin D Deficiency
COVID-19 and Vitamin D: Length of Hospital Stay and Mortality
The lack of a pharmacological treatment in the COVID-19 pandemic has pushed scientists to search for this issue. Maintaining optimal health is parallel to adequate and balanced nutrition.
- Trial name
- NCT05221983
- Where
- Turkey (Türkiye)
- Volunteers
- 168 people
- Sponsor
- Yuksek Ihtisas University
Epilepsy, Magnesium Deficiency
Magnesium as a Mediator of Bone and Vitamin D Metabolism in Patients on Antiepileptic Drug Therapy
The objective of this study is to determine the role of magnesium on bone and vitamin D metabolism in patients receiving anti-epileptic medications.
- Conditions
- Epilepsy, Magnesium Deficiency, Vitamin D Deficiency
- Trial name
- NCT03471481
- Testing
- No Intervention. Study is Cross Sectional in nature
- Where
- 2 sites in United States
- Volunteers
- 7 people
- Sponsor
- Drexel University
Obesity &Amp; Overweight, Bariatric Surgery
Validation of a Score for Supplementation Needs of Vitamins, Micronutrients and Proteins After Bariatric Surgery
ABSTRACT Obesity is, nowadays, a pandemic. The treatment of patients affected by obesity is very complex and requires the synergy of a multidisciplinary team that addresses the problem in its different spheres.
- Conditions
- Obesity &Amp; Overweight, Bariatric Surgery, Bariatric Surgery Complication
- Trial name
- BARSCORE (NCT07268209)
- Where
- Spain
- Volunteers
- 4,514 people
- Sponsor
- Hospital Universitari de Bellvitge
Coronary Artery Disease
ABI for Screening of Coronary Artery Disease
Large population cross sectional study between 2019-2020 for 4207 new patients that refer to professor Kojuri cardiovascular clinic in shiraz, Iran, was conducted.
- Trial name
- NCT04667832
- Testing
- selective coronary artery angiography
- Where
- Iran
- Volunteers
- 4,207 people
- Sponsor
- Shiraz University of Medical Sciences
Healthy
Defining Vitamin D Insufficiency in School Age Children: A Randomized Placebo Controlled Trial of Vitamin D3
The study objective is to characterize the threshold levels of serum 25-hydroxyvitamin D for the definition of vitamin D insufficiency in 8-14 year old African American and Caucasian children.
- Trial name
- Vitamin D RCT (NCT00732758)
- Testing
- Vitamin D3 1000 IU
- Where
- United States
- Volunteers
- 157 people, healthy volunteers welcome
- Sponsor
- University of Pittsburgh
Hypophosphatemia, Hypophosphatemic Rickets
Open Label Trial Assessing Safety and Efficacy of Burosumab (KRN23), in a Patient With ENS and Hypophosphatemic Rickets
A 52 week, open label trial to assess the safety and efficacy of KRN23, an investigational antibody to FGF23, in a single pediatric patient with Epidermal Nevus Syndrome(ENS) and associated hypophosphatemic rickets A 26 weeks…
- Conditions
- Hypophosphatemia, Hypophosphatemic Rickets, Pain, Chronic
- Trial name
- NCT03581591
- Testing
- Burosumab
- Where
- United States
- Volunteers
- 1 people
- Sponsor
- Redwood Dermatology Sciences
Autosomal Dominant Retinitis Pigmentosa, Eye Diseases
A Study to Evaluate the Safety and Tolerability of QR-1123 in Subjects With Autosomal Dominant Retinitis Pigmentosa Due to the P23H Mutation in the RHO Gene
This study evaluates the safety, tolerability and efficacy of QR-1123 injection in the eye (intravitreal; IVT) injections (one eye/unilateral) in subjects receiving a single dose or repeat doses.
- Conditions
- Autosomal Dominant Retinitis Pigmentosa, Eye Diseases, Eye Diseases, Hereditary, Retinal Dystrophies
- Trial name
- AURORA (NCT04123626)
- Testing
- QR-1123
- Where
- 5 sites in United States
- Volunteers
- 11 people
- Sponsor
- ProQR Therapeutics
Vitamin D Deficiency, Polytrauma
Vitamin D and Bone Homeostasis in Ortho Polytrauma Patients
Although vitamin D is known to play a major role in multiple organ functions in healthy adults, including bone homeostasis, its role in the unique population of orthopaedic polytrauma patients has not been well described.
- Conditions
- Vitamin D Deficiency, Polytrauma, Orthopedic Disorder
- Trial name
- NCT03066817
- Testing
- Ergocalciferol 8000 IU/ML Oral Liquid [DRISDOL], Propylene Glycol
- Where
- United States
- Volunteers
- 60 people
- Sponsor
- New York City Health and Hospitals Corporation
Weight Gain, Anemia, Iron Deficiency
Egg Intervention During Pregnancy in Indonesia
The study consists of two arms: 1) intervention group using eggs as supplementary food given from 2nd trimester of pregnancy to birth, and 2) observational group of pregnant mothers.
- Conditions
- Weight Gain, Anemia, Iron Deficiency, Birth Weight, Birth Length
- Trial name
- PRECODE (NCT04694235)
- Testing
- Egg intervention
- Where
- Indonesia
- Volunteers
- 702 people, healthy volunteers welcome
- Sponsor
- SEAMEO Regional Centre for Food and Nutrition