97 studies found for:    Open Studies | "Vitamin A"
Show Display Options
Rank Status Study
1 Recruiting Stopping Postpartum Vitamin A Supplementation: Missing Concealed Benefit
Condition: Vitamin A Deficiency
Interventions: Dietary Supplement: Vitamin A (<3-day postpartum);   Dietary Supplement: Vitamin A (6 wk postpartum);   Dietary Supplement: Vitamin A (<3-day and 6 wk postpartum);   Dietary Supplement: Placebo
2 Unknown  Intratracheal Vitamin A Administration With Surfactant for Newborn Respiratory Distress Syndrome
Conditions: RDS;   Infant, Newborn;   Vitamin A;   Surfactant
Interventions: Drug: surfactant;   Drug: surfactant+vitamin A
3 Not yet recruiting Using Stable Isotope Techniques to Monitor and Assess the Vitamin A Status of Children Susceptible to Infection
Condition: Vitamin A Deficiency
Intervention: Dietary Supplement: Mega-dose of vitamin A supplement
4 Recruiting The Efficacy of Pro-vitamin A Biofortified Cassava on Vitamin A Status in Nigerian Preschool Children
Condition: Vitamin A Deficiency
Interventions: Other: Pro-vitamin A biofortified cassava;   Other: White cassava
5 Recruiting Oral Vitamin A Supplementation in Neonates With Birth Weight < 1500 g
Conditions: Bronchopulmonary Dysplasia;   Retinopathy of Prematurity
Intervention: Dietary Supplement: Vitamin A oral drops
6 Recruiting Pilot Feasibility of Rice Bran Supplementation in Children
Condition: Dietary Rice Bran Supplementation
Interventions: Dietary Supplement: Vitamin A;   Dietary Supplement: Rice Bran + Vitamin A
7 Recruiting FluMist® Plus Vitamin A and D Supplements for Prevention of Respiratory Virus Infections in Children
Condition: Healthy Participants
Interventions: Biological: FluMist®;   Dietary Supplement: Vitamins A and D;   Other: Placebo
8 Recruiting Interventional Testing of Gene-environment Interactions Via the Verifomics Mobile Application
Conditions: Obesity;   Rhinitis;   Rhinitis, Allergic;   Respiratory Sounds;   Dyspnea;   Headache;   Migraine Disorders;   Arthritis;   Arthralgia;   Anxiety;   Sleep Initiation and Maintenance Disorders;   Sleep Deprivation
Interventions: Dietary Supplement: Vitamin A;   Dietary Supplement: Vitamin B6;   Dietary Supplement: Vitamin C;   Dietary Supplement: Nicotinamide;   Dietary Supplement: Vitamin D3;   Dietary Supplement: Vitamin E;   Other: Broccoli;   Other: Spinach;   Dietary Supplement: Caffeine;   Other: Coffee;   Device: Axon Eyewear;   Other: Chocolate
9 Recruiting Effects of EED on Zn Absorption and Retention in Children From a Standard Dose
Conditions: Environmental Enteric Dysfunction;   Zinc Deficiency;   Vitamin A Deficiency
Interventions: Drug: 3 mg zinc sulfate supplement;   Drug: 0.5 mg of 13C10-retinyl-acetate
10 Unknown  Oral Nutrition Impact on Tear Film
Condition: Dry Eye Syndrome
Intervention: Dietary Supplement: Omega 3, Vitamins A, D3 and E
11 Recruiting Comparison of Two Nutrition Interventions in Young Children in El Salvador
Condition: Micronutrient Deficiency
Interventions: Dietary Supplement: 21 micronutrient-fortified supplement;   Dietary Supplement: Cereal Fortificado (Fortified Cereal);   Dietary Supplement: Ferrous sulphate;   Dietary Supplement: Vitamin A
12 Not yet recruiting Immunogenicity and Safety Study of GSK Biologicals' Candidate Malaria Vaccine Given at 6, 7.5 and 9 Months of Age in Co-administration With Measles, Rubella and Yellow Fever (YF) Vaccines Followed by a Booster of the Malaria Vaccine.
Condition: Malaria Vaccines
Interventions: Dietary Supplement: Vitamin A;   Biological: Candidate Plasmodium falciparum malaria vaccine;   Biological: MR-Vac;   Biological: Stamaril
13 Recruiting Effect of Lipidic Nutrients on Memory and Well Being in Healthy Aging Adults
Condition: Healthy
Interventions: Dietary Supplement: Vitamin A +Long chain PUFA;   Other: Placebo
14 Unknown  The Impact of Vitamin on the Clinical Course in Cases Infected by Novel H1N1 Influenza Virus A
Condition: H1N1 Influenza
Interventions: Drug: Vitamin (vitamin A 15 mg,C 500 mg, E 400IU);   Drug: Placebo (digestive tablet)
15 Unknown  Long-term Impact and Intervention for Diarrhea in Brazil
Condition: Diarrheal Disorder
Interventions: Drug: Glutamine;   Drug: Vitamin A;   Drug: glycine;   Drug: zinc
16 Unknown  Inflammatory Mediators in Obstructive Sleep Apnoea Syndrome; Mechanisms of Production and the Effect of Long Term Antioxidants Administration
Condition: Obstructive Sleep Apnea Syndrome
Interventions: Device: n-CPAP;   Device: Oxygen supplementation;   Drug: Vitamin A, Vitamin C, Vitamin E, Allopurinol, N-Acetylcysteine
17 Recruiting Tretinoin and Arsenic Trioxide in Treating Patients With Untreated Acute Promyelocytic Leukemia
Conditions: Adult Acute Promyelocytic Leukemia With t(15;17)(q22;q12); PML-RARA;   Childhood Acute Promyelocytic Leukemia With t(15;17)(q22;q12); PML-RARA;   Untreated Adult Acute Myeloid Leukemia;   Untreated Childhood Myeloid Neoplasm
Interventions: Drug: Arsenic Trioxide;   Drug: Cytarabine;   Drug: Dexamethasone;   Drug: Idarubicin;   Other: Laboratory Biomarker Analysis;   Drug: Mitoxantrone Hydrochloride;   Other: Questionnaire Administration;   Drug: Tretinoin
18 Recruiting 12-Week Study of DS-8500a in Subjects With Type 2 Diabetes Mellitus on Metformin
Condition: Type 2 Diabetes Mellitus
Interventions: Drug: Sitagliptin 100 mg;   Drug: DS-8500a 25mg;   Drug: placebo
19 Recruiting A Study of DS-8500a in Japanese Subjects With Type 2 Diabetes Mellitus Receiving Sitagliptin
Condition: Type 2 Diabetes Mellitus.
Interventions: Drug: DS-8500a 25 mg;   Drug: DS-8500a 75 mg;   Drug: placebo
20 Recruiting Vitamin A in Brown Fat Activity
Condition: Brown Adipose Tissue
Intervention: Other: Cold exposure

   Previous Page Studies Shown (1-20) Next Page (21-40) Show next page of results    Last Page
Indicates status has not been verified in more than two years