Clinical trials: Vitamin D, open to volunteers
Coronary Heart Disease, Coronary Artery Bypass Grafting
Thiamine Intervention and Coronary Artery Bypass Grafting
The purpose of this study is to gain a better understanding of the association between brain changes and cognitive deficits in coronary heart disease (CHD) patients undergoing coronary artery bypass grafting (CABG) and whether a…
- Trial name
- B1&CABG (NCT06326996)
- Testing
- Thiamine
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- University of California, Los Angeles
Acute-on-Chronic Liver Failure (ACLF)
Vitamin C for Acute Kidney Injury in ACLF With Septic Shock: A Randomized Controlled Trial
This study is testing whether Vitamin C can help improve kidney function and survival in very sick patients with liver disease. Patients with acute-on-chronic liver failure (ACLF) often develop serious infections that can lead to…
- Trial name
- VITAKI-ACLF (NCT07184866)
- Testing
- Vitamin C, Standard of Care (SOC)
- Volunteers
- 110 people
- Sponsor
- Institute of Liver and Biliary Sciences, India
Sepsis
Effect of Rutin and Vitamin C on Outcomes in Adults With Sepsis Admitted to the Intensive Care Unit
The goal of this prospective, randomized, open-label, controlled clinical trial is to evaluate the efficacy and safety of rutin combined with vitamin C (Ruta C) and vitamin C alone as adjunctive therapies in adult patients aged…
- Trial name
- NCT07922213
- Testing
- Rutin plus Vitamin C, Vitamin C
- Where
- Egypt
- Volunteers
- 72 people
- Sponsor
- Ain Shams University
Respiratory Tract Diseases, Influenza (Pandemic)
Randomized, Embedded, Multifactorial Adaptive Platform Trial for Community- Acquired Pneumonia
REMAP-CAP is a randomised, embedded, multifactorial, adaptive platform trial for community-acquired pneumonia. The purpose of this study is to evaluate the effect of a range of interventions to improve outcome of hospitalised…
- Conditions
- Respiratory Tract Diseases, Influenza (Pandemic), Influenza, Community Acquired Pneumonia
- Trial name
- REMAP-CAP (NCT02735707)
- Testing
- Ceftriaxone + Macrolide, Moxifloxacin or Levofloxacin, Piperacillin-tazobactam + Macrolide
- Where
- 408 sites in United States, Australia and 27 more
- Volunteers
- 20,000 people
- Sponsor
- UMC Utrecht
Anovulatory Infertility
Efficacy of Injectable Vitamin D Supplementation in Females With Polycystic Ovary Syndrome
Poly cystic Ovarian Syndrome (PCOS) is an endocrine disorder of reproductive age defined by "the presence of any two out of three criteria: oligo and/or anovulation, excess androgen activity and/or polycystic ovarian morphology…
- Trial name
- NCT06045351
- Testing
- Vitamin D, Active Comparator
- Where
- Pakistan
- Volunteers
- 142 people, healthy volunteers welcome
- Sponsor
- Aga Khan University
Irritable Bowel Syndrome (IBS), Vitamin D Deficiency
Role of Vitamin D Supplementation in Children With Irritable Bowel Syndrome
This study was designed to determine whether vitamin D supplementation improved symptoms in children with irritable bowel syndrome, a condition associated with repeated abdominal pain and changes in bowel habits.
- Trial name
- NCT07914478
- Testing
- Vitamin D3
- Where
- Pakistan
- Volunteers
- 48 people
- Sponsor
- Aziz Bhatti Shaheed Teaching Hospital
Malocclusions, Canine Retraction
Assessment of the Locally Administrated Vitamin D3 and Corticision Efficacy on Orthodontic Canine Retraction
To study the effect vitamin D effect on orthodontic tooth movement when used in combination with coticision technique, independent t test or an equivalent non-parametric test will be used for comparison.
- Trial name
- NCT07455656
- Testing
- patients will receive local application of vitamin D3 combined with corticision
- Where
- Egypt
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Al-Azhar University
Ganglioneuroblastoma, Nodular, Neuroblastoma
Dinutuximab With Chemotherapy, Surgery and Stem Cell Transplantation for the Treatment of Children With Newly Diagnosed High Risk Neuroblastoma
This phase III trial tests how well the addition of dinutuximab to Induction chemotherapy along with standard of care surgical resection of the primary tumor, radiation, stem cell transplantation, and immunotherapy works for…
- Trial name
- NCT06172296
- Testing
- Biospecimen Collection, Bone Marrow Aspiration, Bone Marrow Biopsy
- Where
- 180 sites in United States, Australia and 3 more
- Volunteers
- 478 people
- Sponsor
- National Cancer Institute (NCI)
Iron Deficiency Anemia
Effect of Vitamin D Supplementation Added to Iron Therapy in Children With Iron Deficiency Anemia
This randomized controlled trial will evaluate the effect of two vitamin D3 supplementation regimens, administered in addition to oral iron therapy, on hematological and iron status in children aged 6-60 months with confirmed…
- Trial name
- NCT07892170
- Testing
- Elemental iron, Vitamin D3 2000 IU/day, Vitamin D3 400 IU/day
- Where
- Iraq
- Volunteers
- 120 people
- Sponsor
- AlFayhaa General Hospital
Preeclampsia, Endothelial Function
Antidepressant Therapy for Improved Blood Vessel Health After Preeclampsia
Preeclampsia is a condition in pregnancy where a woman develops high blood pressure and other complications. Women who develop preeclampsia are 4 times more likely to have heart disease later in life.
- Trial name
- NCT07715669
- Testing
- Paroxetine Hydrochloride, Ascorbic acid (Vitamin C)
- Where
- United States
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Anna Stanhewicz, PhD
Hypovitaminosis D
The Effectiveness of a Weight-dependent Algorithm for Dosing Vitamin D.
Vitamin D is essential for calcium absorption and bone growth, brain development, and immune system function. Vitamin D is produced by the body in response to natural sunlight.
- Trial name
- NCT07876843
- Testing
- Vitamin D3, Calcium, and Vitamin C
- Where
- United States
- Volunteers
- 200 people, healthy volunteers welcome
- Sponsor
- Atlantic Health System
Dental Implant
Effect of Vitamin D3 Supplementation on Serum Sphingosine-1-Phosphate Levels and Dental Implant Osseointegration: A Prospective Study
This study aims to evaluate whether vitamin D3 supplementation can promote dental implant osseointegration by increasing serum sphingosine-1-phosphate (S1P) levels.
- Trial name
- NCT07883811
- Testing
- Vitamin D3 ( Colecalciferol)
- Volunteers
- 60 people
- Sponsor
- Air Force Military Medical University, China
Upper GI Cancer
Immunonutrition for Surgical Prehabilitation of Patients With Upper GI Cancer
Perioperative immunonutrition has been proposed as a strategy to modulate the inflammatory response and improve outcomes after upper GI surgery.
- Trial name
- IMNUTPREH-UGIC (NCT07884214)
- Testing
- Oral nutritional supplements with immunonutrition (enriched with arginine, nucleotides, vitamin D and omega-3-fatty acid), Standart of care
- Where
- Spain
- Volunteers
- 110 people
- Sponsor
- Fundacion para la Investigacion Biomedica del Hospital Universitario Ramon y Cajal
Active Ulcerative Colitis
An Early-Stage Study in Multiple Clinics of How Afimkibart May Affect the Body's Processing of Medicines That Rely on Cytochrome P450 Enzymes in Participants With Ulcerative Colitis
The purpose of this study is to evaluate the disease-drug-drug interaction (DDDI) potential of afimkibart (also known as RO7790121).
- Trial name
- NCT07665723
- Testing
- Afimkibart, Caffeine, Warfarin
- Where
- 18 sites in United States, Belgium and 3 more
- Volunteers
- 25 people
- Sponsor
- Hoffmann-La Roche
Diabetic Foot Ulcer (DFU), Diabetic Symmetrical Polyneuropathy
Comparative Study of Combination Treatment of Bionerv E+ Versus Vitamin B Complex in Treatment of Diabetic Polyneuropathy in Type 2 Diabetic Patients and Its Effect on Wound Healing
Diabetic symmetrical polyneuropathy (DSPN) is a common complication of diabetes that affects the nerves, especially in the legs and feet. It can cause pain, numbness, tingling, weakness, and loss of sensation.
- Trial name
- NCT07877948
- Testing
- Alpha-Lipoic Acid, Vitamin B1, Vitamin B6, Vitamin B12, Vitamin E, Vitamin B1, Vitamin B6, Vitamin B12
- Where
- Malaysia
- Volunteers
- 100 people
- Sponsor
- BREGO Life Sciences
Antiphospholipid Syndrome, Thrombotic Antiphospholipid Syndrome
Anticoagulant Cessation After Antiphospholipid Autoantibodies Loss in Thrombotic Antiphospholipid Syndrome
This is an open-label, non-inferiority, randomized controlled trial with two parallel arms (experimental and control), following a PROBE (Prospective Randomized Open, Blinded Endpoint) design.
- Conditions
- Antiphospholipid Syndrome, Thrombotic Antiphospholipid Syndrome, Thrombosis
- Trial name
- ADORA (NCT07875153)
- Testing
- Vitamin K Antagonist - Drug, Anticoagulant Therapy Discontinuation
- Where
- France
- Volunteers
- 234 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Localized Prostate Carcinoma, Stage IV Prostate Cancer AJCC v8
Immunological Effects of Vitamin D Replacement Among Black/African American Prostate Cancer Patients
This early phase I is to find out how common vitamin D insufficiency is among African American patients with a history of prostate cancer that has not spread to other parts of the body (localized) or has spread to other places in…
- Conditions
- Localized Prostate Carcinoma, Stage IV Prostate Cancer AJCC v8, Locally Recurrent Prostate Carcinoma, Metastatic Prostate Carcinoma
- Trial name
- NCT05045066
- Testing
- Cholecalciferol, Quality-of-Life Assessment, Biospecimen Collection
- Where
- 2 sites in United States
- Volunteers
- 220 people
- Sponsor
- Mayo Clinic
Graft-versus-host-disease (GVHD), Gastrointestinal
Vitamin C With Steroids for Gastrointestinal GVHD
After a transplant from another donor, one risk is graft versus host disease (GVHD) that happens because of differences between the donated cells (graft) and the patient's body cells (host).
- Trial name
- NCT07197749
- Testing
- Vitamin C (Ascorbic Acid)
- Volunteers
- 35 people
- Sponsor
- Baylor College of Medicine
Glaucoma, Open-angle, Primary Open Angle Glaucoma (POAG)
Nicotinamide for Retinal Protection in Primary Open-Angle Glaucoma (NADIR Trial)
The goal of this clinical trial is to learn whether a high-dose vitamin B3 supplement called nicotinamide can protect retinal nerve cells in adults with primary open-angle glaucoma (POAG) who are already receiving standard…
- Trial name
- NADIR (NCT07808333)
- Testing
- Nicotinamide, Standard Glaucoma Therapy
- Where
- United States
- Volunteers
- 96 people
- Sponsor
- University of Chicago
Metabolic Dysfunction-Associated Steatoic Liver Disease
Vitamin E Versus Silymarin in Non Diabetic MASLD Patients
MASLD (Metabolic Dysfunction-Associated Steatotic Liver Disease), is a chronic liver condition marked by excessive fat buildup (steatosis) in liver cells, linked to at least one metabolic risk factor like obesity, type 2…
- Trial name
- MASLD (NCT07863648)
- Testing
- Vitamin E 800 IU/d, Silymarin 420 mg
- Where
- Egypt
- Volunteers
- 120 people
- Sponsor
- Kafrelsheikh University