Clinical trials: Vitamin C Deficiency
Spinal Muscular Atrophy, Fragile X Syndrome
Early Check: Expanded Screening in Newborns
Early Check provides voluntary screening of newborns for a selected panel of conditions. The study has three main objectives: 1) develop and implement an approach to identify affected infants, 2) address the impact on infants and…
- Conditions
- Spinal Muscular Atrophy, Fragile X Syndrome, Fragile X - Premutation, Duchenne Muscular Dystrophy
- Trial name
- NCT03655223
- Testing
- Confirmatory Testing
- Where
- United States
- Volunteers
- 30,000 people, healthy volunteers welcome
- Sponsor
- RTI International
Septic Shock, Ascorbic Acid Deficiency
Outcomes of Septic Shock Patients Treated With a Metabolic Resuscitation Bundle Consisting of Intravenous Hydrocortisone, Ascorbic Acid and Thiamine.
This is a retrospective chart review that will measure the impact on outcomes in septic shock patients who were resuscitated with a novel combination of medicines called iHAT (intravenous hydrocortisone -ascorbic acid-thiamine).
- Trial name
- NCT03913468
- Testing
- Intravenous Ascorbic Acid
- Where
- United States
- Volunteers
- 206 people
- Sponsor
- University of Wisconsin, Madison
Septic Shock
Vitamin C Deficiency in Septic Shock
Objectives: investigators aim to study the effect of addition of vitamin C as a part of treatment in septic shock patients on: Hemodynamics, Inflammation status and ICU outcome.
- Trial name
- NCT06224881
- Testing
- Ascorbic acid
- Where
- Egypt
- Volunteers
- 150 people
- Sponsor
- Cairo University
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
Nutritional Anemia
A Study to Compare Liposomal Iron With Ferrous Ascorbate in the Treatment of Iron Deficiency Anemia in Children
This trial is designed to compare the efficacy of ferrous ascorbate versus liposomal iron for the treatment of nutritional iron deficiency anemia (IDA) amongst 6 to 59 months age children as determined by the increase in…
- Trial name
- NCT05957328
- Testing
- Ferric Pyrophosphate Liposomal, ferrous ascorbate
- Where
- India
- Volunteers
- 96 people
- Sponsor
- All India Institute of Medical Sciences
HIV-1-infection, AIDS
Protect and Improve Cluster of Differentiation 4 (CD4) Cells and B Cells Lymphocytes
This is a plant-based medication used to increase the amount, protect, and reduce HIV's impact on T and B lymphocytes.
- Trial name
- NCT04770701
- Testing
- Ahah Drug
- Where
- Vietnam
- Sponsor
- Trieu, Nguyen Thi, M.D.
Iron Deficiency Anemia
Effectiveness and Acceptability of LISEFEX® (Liposomal Iron With Vitamin C and Fiber) in People With Iron Deficiency Anemia.
Observational, descriptive, prospective, longitudinal, multicenter, non-interventionist and multicentric study in Mexican subjects diagnosed with mild to moderate iron deficiency anemia (ADH).
- Trial name
- NCT07483645
- Where
- Mexico
- Volunteers
- 74 people
- Sponsor
- Carnot Laboratories
Burns, Ascorbic Acid Deficiency
Low Dose Vitamin C in Burns >20% Compared to Previous Studies With High Dose Vitamin C
Burn injury is marked by a large release of inflammatory mediators which disrupt the normal capillary barrier and cause a rapid shift of intravascular fluid into interstitial spaces, ultimately leading to shock and death.
- Conditions
- Burns, Ascorbic Acid Deficiency, Burn Shock, Burn Degree Second
- Trial name
- NCT05612867
- Testing
- Vitamin C
- Where
- United States
- Volunteers
- 54 people
- Sponsor
- Arrowhead Regional Medical Center
Iron Deficiency Anemia
Efficacious Iron for Iron Deficiency Anemia in Adults Aged ≥18 Years
Iron deficiency anemia (IDA) is a widespread condition affecting many people globally. Despite the many cases of IDA, there are few studies that compare the effectiveness of different types of iron supplements with a greater…
- Trial name
- NCT06303531
- Testing
- Ferrous Fumarate, Polysaccharide Iron, Ferrous Ascorbate
- Where
- Canada
- Volunteers
- 111 people
- Sponsor
- Dr. Anil K. Gupta Medicine Professional Corporation
Iron Deficiency, Anemia
The Efficacy of a Local Vitamin-C Rich Fruit (Guava) in Improving Iron Absorption From Mungbean Based Meals and Its Effect on Iron Status of Rural Indian Children (6-10 Years)
Iron deficiency is estimated to affect about one fifth of the world's population, and women and children are among the most severely affected.
- Trial name
- MUGUST_2 (NCT01191463)
- Testing
- Mung Bean Meal, Guava
- Where
- India
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- Wageningen University
Sepsis, Septic Shock
Evaluation of Safety and Dosing of a Vitamin C Bundle for Sepsis Treatment in Africa
Open-label phase 2a Randomized Controlled Trial (RCT) assessing the pharmacokinetics of two different doses of intravenous vitamin C given alongside vitamin B1 in adult medical patients with sepsis and hypotension.
- Conditions
- Sepsis, Septic Shock, HIV
- Trial name
- REVISTA-DOSE (NCT04999137)
- Testing
- Vitamin C, Vitamin B1
- Where
- 2 sites in Uganda
- Volunteers
- 60 people
- Sponsor
- Liverpool School of Tropical Medicine
Hyperhomocysteinemia, Hyperlipoproteinemias
Evaluating the Impact of B Vitamin Supplementation (Soloways™) on Homocysteine and LDL-C Levels in Patients With MTHFR, MTR, and MTRR Polymorphisms.
This randomized, double-blind, placebo-controlled trial will evaluate the impact of methylfolate, pyridoxal-5'-phosphate (P5P), and methylcobalamin supplementation on homocysteine and LDL-C levels in individuals with low to…
- Trial name
- VITAGEN-H (NCT06163443)
- Testing
- Vitamin B
- Where
- Russia
- Volunteers
- 54 people
- Sponsor
- S.LAB (SOLOWAYS)
Vitamin C Deficiency
The Effect of Vitamin C on GCF Total Oxidant Capacity in Smoker Patients With Periodontitis
The effect of vitamin C supplementation on GCF total oxidant capacity in smoker patients with periodontitis following non-surgical periodontal therapy.
- Trial name
- NCT05009355
- Testing
- Vitamin C
- Where
- Egypt
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Cairo University
Vitamin C Deficiency, Scurvy
Study of Prevalence and Risk Factors of Hypovitaminosis C in Long Term Care Unit
The clinical finding of skin rashes which appear after a vitamin C deficiency in Long Term Care Unit leads us to believe that the institutional diet could predispose to this kind of deficiency.
- Trial name
- Vitamin C (NCT03807791)
- Testing
- Blood sample
- Where
- France
- Volunteers
- 100 people
- Sponsor
- Hospices Civils de Lyon
Hepatitis C Infection, Vitamin D Deficiency
Effects of Vitamin D on Inflammation in Liver Disease
Chronic liver diseases are associated with inflammation. The investigators postulate that Vitamin D may modulate inflammation. Thus the investigators will study the effect of Vitamin D replacement in patients with Hepatitis C…
- Trial name
- NCT01754961
- Testing
- Vitamin D
- Where
- United States
- Volunteers
- 24 people
- Sponsor
- Veterans Medical Research Foundation
Anemia, Iron Deficiency
A Clinical Study to Check the Safety and Effectiveness of Botanical Extract Standardized for Iron + Vitamin C and Botanical Extract Standardized for Iron in Adult Human Subjects with Anemia or Iron-deficiency Anemia
A randomized, double-blind, parallel, three-arms, placebo-controlled, safety and efficacy study of Botanical Extract Standardized for Iron + Vitamin C and Botanical Extract Standardized for Iron in adult human subjects with…
- Trial name
- NCT06096103
- Testing
- Botanical Extract Standardized for Iron + Vitamin C, Botanical Extract Standardised for Iron
- Where
- India
- Volunteers
- 96 people
- Sponsor
- NovoBliss Research Pvt Ltd
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)
HIV Infections
A Study to See if Certain Antioxidants and Vitamins Will Keep Lactate Levels Down in Patients Taking Anti-HIV Drugs
The purpose of this study is to see if certain vitamins (C, E, B1, and B2) can keep lactate levels from becoming too high in patients who are taking nucleoside reverse transcriptase inhibitor (NRTI) anti-HIV drugs.
- Trial name
- NCT00037063
- Testing
- Thiamine hydrochloride, Riboflavin, Ascorbic acid
- Where
- 4 sites in United States
- Sponsor
- National Institute of Allergy and Infectious Diseases (NIAID)
Endothelial Dysfunction
A Phase 2, Pharmacokinetic (PK) Study of 6R-BH4 Alone or 6R-BH4 With Vitamin C in Subjects With Endothelial Dysfunction
This Phase 2, randomized, open-label, 2-treatment, 2-sequence, 2-period crossover, pharmacokinetic (PK) study will compare plasma concentrations of BH4 in subjects with endothelial dysfunction following 14 days of treatment by…
- Trial name
- NCT00532844
- Testing
- Sapropterin Dihydrochloride, Sapropterin Dihydrochloride and Vitamin C
- Where
- United States
- Volunteers
- 52 people
- Sponsor
- BioMarin Pharmaceutical
Osteoporosis, Vitamin C Deficiency
Link Between ASCorbemia Level and Osteoporosis
This monocentric observational study aims to evaluate the association between plasma vitamin C levels (ascorbemia) and the presence of osteoporotic vertebral fractures in patients with osteoporosis.
- Conditions
- Osteoporosis, Vitamin C Deficiency, Vertebral Fractures
- Trial name
- ASCO (NCT07660484)
- Testing
- Plasma vitamin C assessment
- Where
- France
- Volunteers
- 40 people
- Sponsor
- Centre Hospitalier Universitaire de Nice