Clinical trials: Ascorbic Acid
Restless Legs Syndrome, End Stage Renal Disease
The Effect of Vitamin C and E Therapy on Restless Leg Syndrome in Patients With End Stage Renal Disease on Haemodialysis
This study aims to measure the effectiveness of vitamins C and E on relieving RLS symptoms in end stage renal disease patients on HD
- Trial name
- NCT05350124
- Testing
- Ascorbic acid, Tocopherol
- Volunteers
- 160 people
- Sponsor
- King Abdulaziz University
X Fragile Syndrome
Clinical Trial for Asses the Safety and Efficacy of Vitamin C and Vitamin E in Combination Versus Placebo for Treating Cognitive and Behavior Disorder in Children With Fragile X Syndrome
The purpose of this study is to determine vitamin C and vitamin E in combination are effective in the treatment of cognitive and behavior disorder in children with fragile X syndrome.
- Trial name
- SXF2-8 (NCT02942498)
- Testing
- Vitamin C 10mg/Kg Vitamin E 10 mg/Kg
- Where
- Spain
- Volunteers
- 34 people
- Sponsor
- Fundación Pública Andaluza para la Investigación de Málaga en Biomedicina y Salud
Vitamin C, Postoperative
Role of Vitamin C Infusion in Postoperative Mechanically Ventilated Neonates With Sepsis
This study aims to evaluate the effect of intravenous vitamin C infusion on septic mechanically ventilated full-term neonates who underwent surgical interventions regarding mechanical ventilation parameters, time to wean, and the…
- Conditions
- Vitamin C, Postoperative, Mechanically Ventilation, Sepsis
- Trial name
- NCT06780345
- Testing
- Vitamin C
- Where
- Egypt
- Volunteers
- 50 people
- Sponsor
- Tanta University
Pulmonary Function; Newborn, Abnormal, Infant Wheeze
Vitamin C to Decrease Effects of Smoking in Pregnancy on Infant Lung Function
Vitamin C supplementation (500 mg per day) given to pregnant women who can not quit smoking will improve the pulmonary function tests in their offspring measured at 3 months of age.
- Conditions
- Pulmonary Function; Newborn, Abnormal, Infant Wheeze, In-utero Nicotine, Second Hand Smoke
- Trial name
- VCSIP (NCT01723696)
- Testing
- Vitamin C +prenatal vitamin
- Where
- 2 sites in United States
- Volunteers
- 252 people, healthy volunteers welcome
- Sponsor
- Oregon Health and Science University
Diabetes Mellitus Type 2 With Hyperglycemia, Periodontitis
Vitamin C as an Adjunct in Periodontal Treatment in Type 2 Diabetes Mellitus Patients
Periodontitis patients with uncontrolled type 2 diabetes mellitus will receive non-surgical periodontal treatment and then be supplemented with daily 500 mg vitamin C (test group) or placebo (control group) for 2 months.
- Trial name
- NCT03269799
- Testing
- Vitamin C 500 MG Oral Capsule
- Where
- Thailand
- Volunteers
- 30 people
- Sponsor
- Mahidol University
Fontan Procedure, Hypoplastic Left Heart Syndrome
Impact of Vitamin C on Endothelial Function and Exercise Capacity in Fontan-Palliated Patients
In this study, investigators will evaluate the effect of vitamin C on endothelial function, exercise tolerance and quality of life in patients with a single ventricle who have been palliated to Fontan physiology.
- Conditions
- Fontan Procedure, Hypoplastic Left Heart Syndrome, Tricuspid Atresia
- Trial name
- NCT00974025
- Testing
- Vitamin C
- Where
- United States
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- University of Michigan
Hypoxic Ischemic Encephalopathy, Perinatal Asphyxia
Ascorbic Acid and Ibuprofen in Infants With Hypoxic Ischemic Encephalopathy
Oxygen radicals and inflammation are important causes for brain injury in neonates following perinatal asphyxia. Animal studies demonstrated potential benefits to the brain when using both of vitamin C and ibuprofen.
- Trial name
- NCT00624871
- Testing
- Ascorbic acid (vitamin C), Ibuprofen
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Al-Azhar University
Diabetes Mellitus, Non-Insulin Dependent, Non-Insulin Dependent
Study of the Effects of Vitamin C on Patients With Type 2 Diabetes
Diabetes is a disease characterized by decreased sensitivity to the action on insulin to promote sugar (glucose) use and blood vessel relaxation (vasodilation) in muscle.
- Trial name
- NCT00001870
- Testing
- Acetylcholine
- Where
- United States
- Volunteers
- 150 people, healthy volunteers welcome
- Sponsor
- National Center for Complementary and Integrative Health (NCCIH)
Pneumonia Childhood, Vitamin C
Effect of Vitamin C on Length of Hospital Stay in Children With Severe Pneumonia
Severe pneumonia is a common and serious illness in young children and often requires hospital admission. This clinical trial aims to find out whether adding vitamin C to standard treatment can reduce the length of hospital stay…
- Conditions
- Pneumonia Childhood, Vitamin C, Hospital Stay Time
- Trial name
- NCT07414693
- Testing
- Antibiotics administration, Vitamin C
- Where
- Pakistan
- Volunteers
- 90 people
- Sponsor
- Children's Hospital and Institute of Child Health, Multan
Iron Absorption, Gut Microbiota
Iron Absorption From a Wheat-based Instant Cereal:Gut and Stable Isotope Studies in Kenyan Infants
The aim of this study is to measure the effect of a prebiotic (high dose/low dose) mixture at different doses within a wheat-based instant cereal, on fractional iron absorption (FIA), gut microbiota and inflammation after three…
- Trial name
- NCT03894358
- Testing
- FeFum and 7.5 g prebiotic mixture, FeFum and 3 g prebiotic mixture, Fefum and no prebiotic mixture
- Where
- Kenya
- Volunteers
- 195 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Contrast Induced Nephropathy
Contrast Agent-associated Nephrotoxicity in Intensive Care Unit Patients
The use of N-acetylcysteine and ascorbic acid reduce the incidence of radiographic contrast agent induced reduction in renal function in Intensive Care Unit patients.
- Trial name
- ICU (NCT01017796)
- Testing
- N-acetylcysteine and ascorbic acid
- Volunteers
- 100 people
- Sponsor
- University of Thessaly
Burn
Comparing the Use of Vitamin c (Ascorbic Acid) in Eye Burn in Subconjunctival Injection to Topical or Oral Treatment.
Eye burns may cause a severe permanent damage. One kind of treatment is the use of vitamin C (Ascorbic acid). This study will compare between subconjunctival topical and/or systemic route of administration and topical and/or…
- Trial name
- NCT00734695
- Testing
- vitamin c
- Where
- 2 sites in Israel
- Volunteers
- 20 people
- Sponsor
- The Baruch Padeh Medical Center, Poriya
Glucocorticoids Deficiency
Ascorbic Acid Treatment in Congenital Glucocorticoids and Mineralocorticoids Deficiency Due to NNT Mutation
Nicotinamide nucleotide transhydrogenase (NNT) mutations cause glucocorticoid and mineralocorticoid deficiencies through decreased detoxification of reactive oxygen species (ROS) in adrenocortical cells.
- Trial name
- NCT02838472
- Testing
- Ascorbic Acid
- Where
- Israel
- Volunteers
- 3 people
- Sponsor
- Hadassah Medical Organization
Vitamin C Anemia, Pregnancy Anemia
The Effect of Vitamin C for Iron Supplementation During Pregnancy with Risk of Anemia
Anemia is a common problem during pregnancy. Most studies have demonstrated that anemia during pregnancy have adverse effects on their pregnancy outcome, which is important and should pay attention to prevent and solve such…
- Trial name
- NCT05975125
- Testing
- Vitamin C 500 MG Oral Tablet
- Where
- Thailand
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Department of Medical Services Ministry of Public Health of Thailand
Common Cold, Gastroenteritis
Echinacea, Propolis and Vitamin C for URI Prevention in Preschoolers
We hypothesize the herbal preparation will enhance the preschoolers' immune response and when taken prophylactically for 12 weeks will decrease episodes of upper respiratory infections and gastroenteritis in the active versus the…
- Trial name
- NCT00231218
- Testing
- dietary supplement--echinacea, propolis, and vitamin c
- Where
- United States
- Volunteers
- 104 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Idiopathic Epilepsy
Trial of Vitamin C as Add on Therapy for Children With Idiopathic Epilepsy
There are no solid treatment guidelines for idiopathic intractable epilepsy in children. The investigators propose that vitamin C being an antioxidant will improve seizure frequency and EEG in children with idiopathic intractable…
- Trial name
- NCT02369822
- Testing
- Vitamin C
- Where
- Egypt
- Volunteers
- 60 people
- Sponsor
- Ain Shams University
Asthma, Wheezing
Vitamin C Supplementation to Pregnant Smokers: Follow-up of 2 Randomized Trials Plus Changes in DNA Methylation
In a randomized clinical trial (RCT) published in JAMA, the investigators have provided evidence that vitamin C supplementation (500 mg daily during pregnancy) ameliorates the effects of maternal smoking during pregnancy on…
- Conditions
- Asthma, Wheezing, In Utero Nicotine, Pulmonary Function
- Trial name
- VCSIP-ECHO (NCT03206710)
- Testing
- No current intervention
- Where
- 2 sites in United States
- Volunteers
- 395 people
- Sponsor
- Oregon Health and Science University
Healthy Children
An Investigator-initiated Trial to Assess the Effectiveness of Three Different Gummies (Curcumin Gummies, Vitamin C Gummies, and Vitamin B Complex Gummies) in Healthy Children
An Open-Label, Three-Arm, Parallel, Investigator-Initiated Trial of Three Different Gummies (Curcumin Gummies, Vitamin C Gummies, and Vitamin B Complex Gummies) in Healthy Children.
- Trial name
- NCT05775237
- Testing
- Curcumin Gummies, Vitamin C Gummies, Multivitamin Gummies
- Where
- India
- Volunteers
- 48 people, healthy volunteers welcome
- Sponsor
- NovoBliss Research Pvt Ltd
Type 1 Diabetes Mellitus
Effects of Vitamin C and E on Endothelial Function in Adolescent Diabetes
The endothelium is the lining of the blood vessels that helps prevent damage to the vessels. The endothelium does not function as well as it should in adolescents with type 1 diabetes. This causes future diabetes complications.
- Trial name
- NCT02019186
- Testing
- Vitamin C, Vitamin E
- Where
- United States
- Volunteers
- 9 people
- Sponsor
- Nationwide Children's Hospital
Tissue Modification After Vit c Injection
Effect of Vitamin C on Collagen Production in Comparison to Hereditary Gingival Fibromatosis: Histopathological Study
In this preliminary study, we propose that the intraepidermic injection of vit C can induce quantitative and qualitative modification of the gingival biotype.
- Trial name
- NCT07043985
- Testing
- biopsy
- Where
- Egypt
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Badr University