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Results for “Vitamin a”

1,645 trials

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Showing 20 of 1,645 results

Post-approval studies (Phase 4)Study completedNCT00424619
What this trial is testing

A Randomised, Controlled Comparison of Vitamin D Strategies is Acute Hip Fracture Patients

Who this might be right for
Hip Fracture
McMaster University 64
Post-approval studies (Phase 4)UnknownNCT04627181
What this trial is testing

Do Iron And Vitamin B12 Injections Given Together, Improve Hemoglobin In Patients On Hemodialysis?

Who this might be right for
Iron Deficiency AnemiaB12 Deficiency Anemia
Christian Medical College, Vellore, India 100
Not applicableStudy completedNCT05434377
What this trial is testing

Fixed Dose Versus Serum Level-Based Titration Regimen of Vitamin D Supplementation in Dialysis Patients

Who this might be right for
Vitamin D DeficiencyEnd Stage Renal Disease
Chulalongkorn University 78
Large-scale testing (Phase 3)Study completedNCT01600430
What this trial is testing

Vitamin D Supplementation for Extremely Preterm Infants

Who this might be right for
Vitamin D DeficiencyPreterm InfantsBronchopulmonary Dysplasia
University of Alabama at Birmingham 100
Early research (Phase 1)Study completedNCT01429675
What this trial is testing

Safety and Pharmacokinetic Characteristics of DP-R206 in Healthy Adult Volunteers

Who this might be right for
Healthy
Alvogen Korea 105
Not applicableLooking for participantsNCT07512557
What this trial is testing

Probiotic Research On Safety, Palatability, Efficacy and Receptivity

Who this might be right for
Probiotic Intervention
Carleton University 82
Not applicableStudy completedNCT03993119
What this trial is testing

This Study Observes the Usage of Non-vitamin K Antagonist Oral Anticoagulants (NOACs) in Elderly Patients With a Heart Rhythm Disorder in Spain

Who this might be right for
Atrial Fibrillation
Boehringer Ingelheim 500
Not applicableStudy completedNCT01816711
What this trial is testing

Vitamin D Levels in Frail Elderly Patients With a Hip Fracture

Who this might be right for
Hip FractureVitamin D Deficiency
University of Aarhus 447
Large-scale testing (Phase 3)Study completedNCT00276198
What this trial is testing

Efficacy Trial to Examine Efficacy of Multimicronutrient Home Supplementation in Infants

Who this might be right for
Iron Deficiency AnemiaInfectious DiseasesUndernutrition
Soroka University Medical Center 771
Large-scale testing (Phase 3)WithdrawnNCT00301587
What this trial is testing

Evaluate Folate Levels in Women Taking Oral Contraceptives

Who this might be right for
Neural Tube DefectsCongenital, Hereditary, and Neonatal Diseases and AbnormalitiesNervous System Malformations
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Not applicableUnknownNCT03391245
What this trial is testing

Vitamin D Level and Risk of Infections in Cirrhotic Patients

Who this might be right for
Vitamin D DeficiencyInfectionLiver Cirrhosis
Assiut University 87
Not applicableStudy completedNCT03773809
What this trial is testing

Impact of Vitamin D3 Administration on Cardiac Autonomic Tone in Asthma Chronic Obstructive Pulmonary Disease(COPD) Overlap Patients

Who this might be right for
Asthma-COPD Overlap SyndromeVitamin D DeficiencyCardiac Autonomic Tone
Bangabandhu Sheikh Mujib Medical University, Dhaka, Bangladesh 50
Not applicableLooking for participantsNCT02219984
What this trial is testing

START-Register: Survey on Anticoagulated Patients Register

Who this might be right for
Atrial FibrillationVenous ThromboembolismHeart Valve Diseases or Prosthesis
GUALTIERO PALARETI 15,410
Not applicableTemporarily pausedNCT04339530
What this trial is testing

Vitamin D and Type 2 Diabetes Risk in UK Adults

Who this might be right for
OverweightObesity
Liverpool Hope University 300
Not applicableEnded earlyNCT01349764
What this trial is testing

Effect of Vitamin D Replacement in Patients With Urolithiasis

Who this might be right for
Urolithiasis
McGill University Health Centre/Research Institute of the McGill University Health Centre 10
Not applicableNot Yet RecruitingNCT07242430
What this trial is testing

12-week Multi-vitamin/Mineral Supplementation on Peri-menopause Symptoms, Cognition, Sleep, and Psychological Well-being.

Who this might be right for
PerimenopausePerimenopausal WomenPerimenopause, Climacteric Syndrome
Northumbria University 58
Very early researchWithdrawnNCT03800667
What this trial is testing

Vitamin C for the Prevention of UTI in Women Who Undergo Elective GYN Surgeries

Who this might be right for
Catheter-Associated Urinary Tract Infection, Ascorbic Acid
American University of Beirut Medical Center
Not applicableStudy completedNCT03383744
What this trial is testing

Using Stable Isotopes to Assess the Effectiveness of Vitamin A Supplementation in Cameroon

Who this might be right for
Vitamin A Deficiency
Centre for Food and Nutrition Research, Yaounde 104
Not applicableStudy completedNCT04204200
What this trial is testing

"Liposomal Encapsulated Vitamin C in Complex Regional Pain Syndrome"

Who this might be right for
Complex Regional Pain Syndrome I of Lower Limb
Centre Hospitalier de Ham 66
Testing effectiveness (Phase 2)Active Not RecruitingNCT05006287
What this trial is testing

The Safety of Non-vitamin K Oral Anticoagulants Compared to Warfarin Early After Cardiac Surgery

Who this might be right for
Atrial Fibrillation
St. Paul's Hospital, Canada 100
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