36 studies found for:    "Keratomalacia"
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Rank Status Study
1 Completed Treatment of Congenital Stationary Night Blindness With an Alga Containing High Dose of Beta Carotene
Condition: Night Blindness
Intervention: Dietary Supplement: alga Dunaliella bardawil
2 Completed Efficacy of β-carotene Biofortified Maize in Reducing Vitamin A Deficiency Among Children
Conditions: Vitamin A Deficiency;   Low Serum Retinol
Interventions: Dietary Supplement: β-Carotene Biofortified Maize Flour;   Dietary Supplement: White Maize Flour
3 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
4 Completed Efficacy of Yellow Cassava to Improve Vitamin A Status of Kenyan School Children
Condition: Vitamin A Deficiency
Interventions: Other: Yellow cassava;   Other: White cassava
5 Completed Efficacy of Newborn Vitamin A Supplementation in Improving Immune Function
Condition: Vitamin A Deficiency
Interventions: Dietary Supplement: retinyl palmitate;   Dietary Supplement: Placebo
6 Completed Efficacy of Vitamin A in Fortified Extruded Rice in School Children
Condition: Vitamin A Deficiency
Intervention: Dietary Supplement: Triple fortified extruded tice (Fe, Zn and vitamin A)
7 Completed An Efficacy Trial of Iron, Zinc and Vitamin A Fortified Rice in Children in Satun, Thailand
Conditions: Vitamin A Deficiency;   Iron Deficiency;   Zinc Deficiency
Intervention: Dietary Supplement: fortified extruded rice
8 Recruiting Inherited Retinal Degenerative Disease Registry
Conditions: Eye Diseases Hereditary;   Retinal Disease;   Achromatopsia;   Bardet-Biedl Syndrome;   Bassen-Kornzweig Syndrome;   Batten Disease;   Best Disease;   Choroidal Dystrophy;   Choroideremia;   Cone Dystrophy;   Cone-Rod Dystrophy;   Congenital Stationary Night Blindness;   Enhanced S-Cone Syndrome;   Fundus Albipunctatus;   Goldmann-Favre Syndrome;   Gyrate Atrophy;   Juvenile Macular Degeneration;   Kearns-Sayre Syndrome;   Leber Congenital Amaurosis;   Refsum Syndrome;   Retinitis Pigmentosa;   Retinitis Punctata Albescens;   Retinoschisis;   Rod-Cone Dystrophy;   Rod Dystrophy;   Rod Monochromacy;   Stargardt Disease;   Usher Syndrome
Intervention:
9 Recruiting Efficacy of Biofortified Maize to Improve Maternal and Infant Vitamin A Status
Condition: Vitamin A Deficiency
Interventions: Dietary Supplement: Conventional white maize;   Dietary Supplement: Provitamin A carotenoid biofortified maize;   Dietary Supplement: Preformed vitamin A fortified maize
10 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
11 Completed Vitamin A Equivalence of the Provitamin A in Biofortified Bananas
Condition: Vitamin A Deficiency
Intervention: Other: Provitamin A-biofortified transgenic bananas
12 Not yet recruiting Effect Of A Biofortified Food Basket On Micronutrient Status And Immune And Cognitive Function Among Infants In India
Conditions: Vitamin A Deficiency;   Iron Deficiency;   Zinc Deficiency
Interventions: Other: Multiple biofortified food crops basket (MBFC-Exp);   Other: Commercially available four food crops (MBFC-C)
13 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
14 Completed Effect of SNPs in the BCMO1 Enzyme
Conditions: Beta-carotene Bioavailability;   Vitamin A Deficiency
Intervention: Dietary Supplement: Beta-carotene
15 Completed Beta-carotene Absorption and Bioconversion to Vitamin A From Biofortified Cassava Gari
Condition: Vitamin A Deficiency
Interventions: Other: Biofortified cassava gari;   Other: White cassava gari;   Other: White cassava gari + red palm oil
16 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
17 Completed Vitamin A, Stool Microbiota and Vaccine Response in Bangladeshi Infants
Condition: Vitamin A Deficiency
Intervention:
18 Completed Effect of Daily Consumption of Orange Maize on Breast Milk Retinol in Lactating Zambian Women
Condition: Vitamin A Deficiency
Interventions: Other: white maize and a corn oil capsule;   Other: orange maize and a corn oil capsule;   Other: white maize and a vitamin A capsule
19 Completed Dietary Vitamin A Requirement in Chinese Children and the New Technology of Dietary Assessment
Condition: Vitamin A Deficiency
Intervention:
20 Unknown  Effect of Vitamin A Supplementation on Immune Responses in Human Neonates
Condition: Vitamin A Deficiency
Intervention: Dietary Supplement: Vitamin A (retinyl palmitate).

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Indicates status has not been verified in more than two years