Clinical trials: Vitamin C
Health, Subjective, Gastrointestinal Dysfunction
Personalized Lifestyle Intervention for Improving Functional Health Outcomes Using N-of-1 Tent-Umbrella-Bucket Design
The LIFE-HOUSE research project is designed to evaluate the impact of a personalized lifestyle intervention program on functional capacity as an approach to quantitating health, and its relationship to well understood disease…
- Conditions
- Health, Subjective, Gastrointestinal Dysfunction, Cardiovascular Risk Factor, Autoimmune Diseases
- Trial name
- LIFE-HOUSE (NCT04005456)
- Testing
- Supplements and/or medical foods, Behavioral change support program, Food plan
- Where
- United States
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Metagenics, Inc.
Cancer Pain, Quality of Life
Meditation With Virtual Reality for Cancer Pain Relief in the Pain Therapy and Palliative Care Service
Cancer is a disabling, challenging and growing global disease. Although early diagnosis and adequate treatment of oncological disease have been developing rapidly, a large part of the population remains without access to…
- Conditions
- Cancer Pain, Quality of Life, Palliative Medicine
- Trial name
- NCT06328751
- Testing
- Case group, Active control group, Passive control group
- Where
- Brazil
- Volunteers
- 129 people
- Sponsor
- Emily Santos Montarroyos
Colorectal Neoplasms, Colorectal Adenoma
A Novel Oral Synbiotic Formula in Reducing Advanced Adenoma Recurrence and Colorectal Neoplasia-related Bacterial Gene Markers
This multicenter, double blinded randomized controlled trial aims to assess the efficacy of a novel oral synbiotic formula (SMT04) in reducing advanced adenoma recurrence and colorectal neoplasia-related bacterial gene markers…
- Conditions
- Colorectal Neoplasms, Colorectal Adenoma, Colorectal Cancer, Advanced Adenoma
- Trial name
- NCT05592886
- Testing
- SMT04 formula
- Where
- 2 sites in China, Hong Kong
- Volunteers
- 649 people
- Sponsor
- Chinese University of Hong Kong
Gallbladder Inflammation
Vitamin C Efficacy in Reducing Post Operative Pain
Opioids are the corner stone in the treatment of post operative pain. Because of the several side effects of opiods, non-steroidal anti-inflammatory drugs are usually added postoperatively to decrease the total requirements of…
- Trial name
- NCT01322061
- Testing
- Ascorbic Acid
- Where
- Lebanon
- Volunteers
- 80 people
- Sponsor
- American University of Beirut Medical Center
Type 1 Diabetes
SAFety and Efficacy of Human Anti-thymocyte ImmunoGlobUlin SAB-142 ARresting Progression of Type 1 Diabetes
This is a Phase 2b, investigator- and participant-blinded, placebo-controlled, parallel-arm study to evaluate the efficacy, safety and tolerability of SAB 142 in patients with Stage 3 New Onset of Type 1 Diabetes (NOT1D).
- Trial name
- SAFEGUARD (NCT07187531)
- Testing
- High Dose SAB-142, Low Dose SAB-142
- Where
- 68 sites in United States, Australia and 13 more
- Volunteers
- 159 people
- Sponsor
- SAb Biotherapeutics, Inc.
COVID-19
Clinical Trial With N-acetylcysteine and Bromhexine for COVID-19
Clinical, control, double-blind, randomized experimentation with N-acetylcysteine and bromhexine for COVID-19.
- Trial name
- NCT04928495
- Testing
- Vitamin C, N-acetylcysteine (NAC), NAC + Bromhexine (BMX)
- Where
- Brazil
- Volunteers
- 219 people
- Sponsor
- Universidade Federal do Ceara
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
Gingival Pigmentation
Vitamin C Mesotherapy Versus Diode Laser for the Management of Physiologic Gingival Pigmentation
Physiologic pigmentation affects the gingival esthetics. Laser ablation has been recently used as the most effective and reliable technique for gingival depigmentation.
- Trial name
- NCT05608057
- Testing
- Vitamin C mesotherapy, Diode laser
- Where
- Egypt
- Volunteers
- 26 people
- Sponsor
- Hams Hamed Abdelrahman
Skin Cancer
The Effect of Green Tea and Vitamin C on Skin Health
There is little information on the effect of oral bioactive compounds on human skin clinically despite evidence of a beneficial effect from laboratory studies.
- Trial name
- NCT01032031
- Testing
- Green tea + vitamin C high dose
- Where
- United Kingdom
- Volunteers
- 95 people, healthy volunteers welcome
- Sponsor
- University of Manchester
Charcot-Marie-Tooth Disease, Hereditary Motor and Sensory Neuropathies
Ascorbic Acid Treatment in CMT1A Trial (AATIC)
Charcot-Marie-Tooth type IA (CMT1A) is the most prevalent hereditary peripheral neuropathy. Demyelination of peripheral nerves is the hallmark of CMT1A.
- Trial name
- AATIC (NCT00271635)
- Testing
- ascorbic acid
- Where
- Netherlands
- Volunteers
- 13 people
- Sponsor
- Academisch Medisch Centrum - Universiteit van Amsterdam (AMC-UvA)
Minimal Hepatic Encephalopathy
Antioxidants and Zinc Improving Minimal Hepatic Encephalopathy In Truck Drivers; a Pilot Study
Minimal hepatic encephalopathy (MHE) can have a far-reaching impact on quality and ability to function in daily life and may progress to overt Hepatic Encephalopathy.
- Trial name
- NCT02520817
- Testing
- 175 mg zinc gluconate, 50000 IU vitamin A, 500 mg vitamin C and 100 mg vitamin E once daily plus lactulose; dose 30-60 ml/day for 3 months, Lactulose
- Where
- Egypt
- Volunteers
- 58 people, healthy volunteers welcome
- Sponsor
- Mansoura University
Multiple Organ Failure, Sepsis
Pharmacokinetics of Two Different High-dose Regimens of Intravenous Vitamin C in Critically Ill Patients
The purpose of this study is to determine the pharmacokinetic properties of two different dosage regimens of intravenous vitamin C in patients admitted to the Intensive Care Unit with life-threatening illness.
- Conditions
- Multiple Organ Failure, Sepsis, Systemic Inflammatory Response Syndrome, Trauma
- Trial name
- NCT02455180
- Testing
- Ascorbic Acid
- Where
- Netherlands
- Volunteers
- 20 people
- Sponsor
- Amsterdam UMC, location VUmc
Pineoblastoma
Prospective Pilot Trial to Assess a Multimodal Molecular Targeted Therapy in Children, Adolescent and Young Adults With Relapsed or Refractory High-grade Pineoblastoma
Children, adolescents and young adults with relapsed or treatment refractory pineoblastoma (rPB) represent a group of patients with dismal prognosis for whom a recommended standard salvage therapy is currently not available.
- Trial name
- NCT02596828
- Testing
- Temozolomide, Irinotecan, Dasatinib
- Where
- Germany
- Volunteers
- 4 people
- Sponsor
- University of Regensburg
Vitamin C, COVID-19 Pneumonia
Efficacy of Megadose Vitamin C in Severe and Critical Ill COVID-19 Patients.
The main aim is to determine whether vitamin C can reduce 28-day all-cause mortality or persistent organ dysfunction compared with placebo in patients with severe and critical ill COVID-19 patients.
- Trial name
- NCT05694975
- Testing
- Vitamin C
- Where
- 4 sites in China
- Volunteers
- 608 people
- Sponsor
- Zhujiang Hospital
Healthy
Acute and Chronic Effects of 100% Florida Orange Juice Consumption on Cognitive Performance in 7-10 Year Old Children
This study is a 10-week intervention study to examine the acute and chronic effects of daily intake of a 100 % orange juice drink vs control drink on cognitive performance.
- Trial name
- NCT02725775
- Testing
- 100% Florida OJ
- Where
- United Kingdom
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- University of Leeds
Kidney Failure, Chronic
Can Intravenous Vitamin C Improve Skin Hyperpigmentation in Long-Term Hemodialysis Patients?
Intravenous vitamin C may improve skin hyperpigmentation in chronic hemodialysis patients
- Trial name
- NCT00172302
- Testing
- vitamin C, intravenous injection
- Where
- Taiwan
- Volunteers
- 40 people
- Sponsor
- National Taiwan University Hospital
Shock, Thermal Burn
VItamin C in Thermal injuRY: The VICToRY Trial
This study aims to show that giving high dose, intravenous vitamin C in addition to standard care to burned critically ill patients will be associated with less organ dysfunction, improved survival and a quicker rate of recovery.
- Trial name
- VICToRY (NCT04138394)
- Testing
- Ascorbic Acid
- Where
- 33 sites in United States, Belgium and 7 more
- Volunteers
- 666 people
- Sponsor
- Clinical Evaluation Research Unit at Kingston General Hospital
Pulmonary Alveolar Proteinosis, Mutation Ala393Thr of the MARS Gene
Administration of Methionine in Patients With Pulmonary Alveolar Proteinosis by Mutation of the MARS Gene.
The purpose of this study is to determine the safety and tolerance of an oral administration of methionine in the treatment of pulmonary alveolar proteinosis due to the double mutation Ala393Thr / Ser567Leu in the MARS gene.
- Conditions
- Pulmonary Alveolar Proteinosis, Mutation Ala393Thr of the MARS Gene, mutationSer567Leu of the MARS Gene
- Trial name
- MetPAP (NCT03887169)
- Testing
- Methionine, Vitamin B12, B9, B6, C supplementation, Methionine/homocysteine Dosage
- Where
- France
- Volunteers
- 3 people
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Vitamin C Deficiency, Acute Disease
A Long-term Study to Describe the Use of PASCORBIN® 7.5 g in Patients With Vitamin C Deficiency
The aim of this long-term observational study is the documentation of the use of PASCORBIN® 7.5 g in patients with vitamin C deficiency.
- Conditions
- Vitamin C Deficiency, Acute Disease, Chronic Disease
- Trial name
- NCT02422901
- Testing
- vitamin C
- Where
- Germany
- Volunteers
- 5,000 people
- Sponsor
- Pascoe Pharmazeutische Praeparate GmbH
Chronic Pancreatitis
Role of Antioxidants Supplementation in Chronic Pancreatitis
Chronic pancreatitis is a progressive inflammatory disease of the pancreas that presents with abdominal pain and in late stages may cause diabetes and malnutrition.
- Trial name
- NCT00319358
- Testing
- Antioxidants
- Where
- India
- Volunteers
- 127 people
- Sponsor
- All India Institute of Medical Sciences
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