Clinical trials: Vitamin C
Novel Coronavirus Pneumonia
Clinical Trial Scheme of Tanreqing Capsules in the Treatment of COVID-19
This study was conducted in a randomized, double-blind, placebo-controlled, multicenter clinical trial design. Two groups were designed, the experimental group and the placebo control group.
- Trial name
- NCT05305456
- Testing
- Tanreqing capsule, Tanreqing capsule simulator
- Where
- 2 sites in China
- Volunteers
- 480 people
- Sponsor
- Jiangsu Famous Medical Technology Co., Ltd.
Eosinophilic Esophagitis
EoE Food Desensitization
This is a single-center, prospective, pilot clinical trial in which children ages 3-17 years with eosinophilic esophagitis (EoE) who have a known food that triggers EoE flares receive oral desensitization with that specific food…
- Trial name
- NCT02881372
- Testing
- Oral food desensitization
- Where
- United States
- Sponsor
- The University of Texas Health Science Center, Houston
Menstrual Discomfort
Probiotic and Gastrointestinal Symptoms Due to Menstruation in Healthy Women
In this double blind, parallel study, female participants who are on an oral contraceptive will consume either a probiotic or placebo supplement for approximately 8 weeks.
- Trial name
- NCT04457401
- Testing
- Probiotic
- Where
- United States
- Volunteers
- 187 people, healthy volunteers welcome
- Sponsor
- University of Florida
Malnutrition
Observational Study at the Influence of Malnutrition on Infections
The purpose of this trial is to determine whether nutritional status has an impact on nosocomial infections. Study population are patients undergoing early neurological rehabilitation.
- Trial name
- Malnutrition (NCT01243528)
- Testing
- Laboratory values
- Where
- Germany
- Volunteers
- 100 people
- Sponsor
- Marion Mertl-Roetzer
Multiple Myeloma
Prospective Evaluation of Taste Function In Multiple Myeloma Patients Undergoing Autologous Hematopoietic Cell Transplantation
The purpose of this study is to study taste disturbances on patients with myeloma who received high dose melphalan.
- Trial name
- NCT03276481
- Testing
- Oral microbiota assessment, Comprehensive chemical gustometry, Measurement of salivary flow
- Where
- United States
- Volunteers
- 47 people
- Sponsor
- Memorial Sloan Kettering Cancer Center
COVID-19
Isotretinoin in Treatment of COVID-19
Contributors: Lamia Elgarhy, Sabah El-Gaeish 1, Eman Hamed 2 , Wagdy Fathy2 Department of Dermatology, Department of Pharmacology1 , Faculty of Medicine, Tanta University, Department of Chest, Faculty of Medicine, Suez Canal…
- Trial name
- Randomized (NCT04361422)
- Testing
- Isotretinoin Only Product in Oral Dose Form
- Volunteers
- 300 people
- Sponsor
- Tanta University
Inflammatory Bowel Disease, Crohn's Disease
Vitamin D Levels in Children With IBD
Research has shown that children with Inflammatory Bowel Disease may have lower levels of vitamin D than healthy children, especially in the winter.
- Conditions
- Inflammatory Bowel Disease, Crohn's Disease, Ulcerative Colitis
- Trial name
- NCT00621257
- Testing
- ergocalciferol, Cholecalciferol
- Where
- United States
- Volunteers
- 134 people
- Sponsor
- Boston Children's Hospital
Micronutrient Deficiency
Comparison of Two Nutrition Interventions in Young Children in El Salvador
Adequate nutrition during the first years of life is essential to reach full body and brain development potential. Children under the age of 5 in Central America and El Salvador suffer from micronutrient deficiencies.
- Trial name
- NCT02567981
- Testing
- 21 micronutrient-fortified supplement, Cereal Fortificado (Fortified Cereal), Ferrous sulphate
- Where
- El Salvador
- Volunteers
- 4,577 people, healthy volunteers welcome
- Sponsor
- The Mathile Institute for the Advancement of Human Nutrition
Cardiothoracic Surgery
A Trial to Assess the Impact of Ascorbic Acid on Cardiac Surgeries Outcomes and Complications''
this study is evaluating the safety and efficacy of ascorbic acid as a drug that can decrease inflammatory complications post surgical in addition to its impact on decreasing risk of arrhythmia and total opioid administration…
- Trial name
- NCT03639519
- Testing
- Ascorbic Acid 500Mg Chew Tab, Carbonated orange beverage
- Where
- Egypt
- Volunteers
- 100 people
- Sponsor
- El-Galaa Military Medical Complex
Septic Shock
Effect of IV Vitamin C, Thiamine, and Steroids on Mortality of Septic Shock
Preliminary studies show that giving a "cocktail" of intravenous vitamin C, vitamin B1, and steroids to critically ill patients with septic shock may dramatically improve mortality in those patients.
- Trial name
- NCT03828929
- Testing
- Vitamin C, Normal saline
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- New York Presbyterian Brooklyn Methodist Hospital
Iron-deficiency, Vitamin A Deficiency
Sub Regional Micronutrient Survey in Ethiopia
To conduct a sub-regional micronutrient survey (SRMNS) assessing the prevalence of vitamin A, Zn, and Fe status in the country
- Conditions
- Iron-deficiency, Vitamin A Deficiency, Zinc Deficiency
- Trial name
- NCT03353662
- Testing
- Women of Gamo Gofa, Children of Gamo Gofa, Women of West Gojjam
- Where
- 2 sites in Ethiopia, Switzerland
- Volunteers
- 1,200 people, healthy volunteers welcome
- Sponsor
- Swiss Federal Institute of Technology
Lack or Loss Appetite Nonorganic Origin
Efficacy and Tolerability of Apevitin BC Comparing to Vitamin Complex in Stimulating the Appetite
Lack of appetite is one of the most common reasons for visits to pediatric clinics.The symptoms usually manifest after weaning when they are introduced into the diet of infant foods containing salt.Is normally used to…
- Trial name
- Inappetence (NCT01283646)
- Testing
- Apevitin BC, Vitamin B Complex + Vitamin C
- Where
- 3 sites in Brazil
- Volunteers
- 51 people, healthy volunteers welcome
- Sponsor
- EMS
Anemia, Iron Deficiency Anemia
The Effect of Combined Iron Protocols on Perioperative Allogeneic Transfusion
The goal of this clinical trial is to learn if a combined iron supplementation regimen can reduce the need for blood transfusions in adults with iron-deficiency anemia undergoing major elective cardiac surgery.
- Conditions
- Anemia, Iron Deficiency Anemia, Perioperative, Transfusion
- Trial name
- CIPAT (NCT06012760)
- Testing
- Iron sucrose, Human Erythropoietin Injection, Vitamin C, Standard Medical Care
- Where
- China
- Volunteers
- 400 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Chronic Hepatitis C
Does 3 Months Therapy With Vitamin D + Peg + Ribavirin Improve Sustained Virologic Response (SVR) in Genotype 2, 3 Chronic Hepatitis C Patients?
Standard therapy for chronic hepatitis C virus (HCV) is (Peg/RBV) combination therapy obtaining sustained virologic response (SVR) in 80% of naïve patients with genotype 2,3.
- Trial name
- NCT01151397
- Testing
- Peg + Vitamin D + Ribavirin, Peg + Ribavirin
- Where
- Israel
- Volunteers
- 60 people
- Sponsor
- Ziv Hospital
Alzheimer Disease
Can Lifestyle Changes Reverse Early-Stage Alzheimer's Disease
The objective of this study is to determine if comprehensive lifestyle changes may slow, stop, or reverse the progression of early-stage Alzheimer's disease.
- Trial name
- NCT04606420
- Testing
- Lifestyle medicine
- Where
- 4 sites in United States
- Volunteers
- 51 people
- Sponsor
- Preventive Medicine Research Institute
C-reactive Protein, Inflammation
Obesity, Inflammation and Oxidative Stress
The purpose of this study is to determine whether or not Vitamin C (1000 mg/day) can reduce markers of inflammation, especially C-reactive protein (CRP), in obese persons with baseline CRP greater than 1 mg/dl.
- Conditions
- C-reactive Protein, Inflammation, Obesity, Oxidative Stress
- Trial name
- NCT01028976
- Testing
- Vitamin C (ascorbic acid)
- Where
- United States
- Volunteers
- 512 people, healthy volunteers welcome
- Sponsor
- University of California, Berkeley
Preterm Premature Rupture of Membranes
The Relation Between Serum Ascorbic Acid Concentration and Preterm Premature Rupture of Membranes
To study the association between maternal serum vitamin C concentration in women with preterm premature rupture of membranes (PPROM) and women without PPROM.
- Trial name
- NCT02635451
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Ain Shams Maternity Hospital
Pharmacokinetics
A Pharmacokinetics Study of Intravenous Ascorbic Acid
This is a Phase 1, single-dose study to evaluate the pharmacokinetics of intravenous Ascorbic Acid.
- Trial name
- NCT02534753
- Testing
- Ascor L 500® (Ascorbic Acid Injection, USP)
- Where
- United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- McGuff Pharmaceuticals, Inc.
Glutathione-cyclodextrin Complex Absorption
Topical Absorption of Glutathione-cyclodextrin Complex in Healthy Human Subjects Improves Immune Response Against Mycobacterium Infection
The proposed clinical trial will confirm the therapeutic absorption of glutathione following topical Glutaryl application in increasing blood GSH levels without an invasive procedure.
- Trial name
- NCT05926245
- Testing
- Glutaryl Solution
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- Western University of Health Sciences
Erythema, Telangiectasis
The Effect of 16-week Dietary Intake of Food Supplements Containing Collagen and MSM on Facial Erythema and Other Skin Parameters
The aim of this study is to compare the effects of 16 weeks of daily dietary supplementation with two investigational products containing collagen, methylsulfonylmethane (MSM), and vitamin C on skin parameters in comparison to a…
- Conditions
- Erythema, Telangiectasis, Skin Redness
- Trial name
- TO-COSKIN4 (NCT07345195)
- Testing
- CPMSM-HD, CPMSM-LD
- Where
- Slovenia
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- VIST - Faculty of Applied Sciences
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