Clinical trials: Deficiency, Vitamin C, open to volunteers
Iron Deficiency (Without Anemia)
Effect of Chitin and Ascorbic Acid on Dietary Insect Iron Absorption
Iron is involved in many vital metabolic processes such as oxygen transport, electron transport in cells, DNA synthesis and repair, and muscle metabolism.
- Trial name
- INSECTE (NCT06822062)
- Testing
- Meal A, Meal B, Meal C
- Where
- Switzerland
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Swiss Distance University of Applied Sciences
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
Scurvy
"Vitamin C Deficiency in Hospitalized Adults: Systematic Screening Vs. Traditional Judgment - a Before-and-After Observational Study"
Brief Summary of the Study The goal of this observational study is to assess the incidence of vitamin C deficiency among hospitalized adults presenting with hemorrhagic signs.
- Trial name
- NCT06876545
- Testing
- systematical screening of at risk patients based on predefined hemorrhagic criteria
- Where
- France
- Volunteers
- 150 people
- Sponsor
- Internist.Ro
Patient Blood Management, Cardiac Surgery
Effect of the Combined Programme on Perioperative Anaemia（CPPA）
We used the preoperative intervention of iron sucrose in combination with human erythropoietin and vitamin C as an innovative combination therapy.
- Conditions
- Patient Blood Management, Cardiac Surgery, Iron Deficiency Anemia
- Trial name
- NCT05353348
- Testing
- Iron Sucrose, recombinant human erythropoietin, ascorbic acid, conventional treatment
- Where
- China
- Volunteers
- 110 people
- Sponsor
- Second Affiliated Hospital, Zhejiang University, School of Medicine
Pyruvate Kinase Deficiency, Glucose 6 Phosphate Dehydrogenase Deficiency
High-Dose Vitamin C in G6PDA and Pyruvate Kinase Deficiency: A Safety Study
This study is testing whether high-dose Vitamin C is safe and well-tolerated in patients with two inherited red blood cell disorders - Pyruvate Kinase Deficiency (PKD) and Class A Glucose-6-Phosphate Dehydrogenase Deficiency…
- Trial name
- G6PDA PKD (NCT07612345)
- Testing
- Vitamin C
- Where
- United States
- Volunteers
- 3 people
- Sponsor
- University of Utah
Deficiency, Vitamin C, Chronic Disease
A Long-term Observational Study to Describe the Use of Vitamin-C Injektopas® 7.5 g in Patients With Vitamin C Deficiency
The goal of this observational study is to learn more about the disease and the symptoms where the product will use and in which patient groups. Further on, it is interesting to know clinical pictures, the symptoms improve.
- Conditions
- Deficiency, Vitamin C, Chronic Disease, Acute Disease
- Trial name
- NCT06983847
- Where
- Austria
- Volunteers
- 1,000 people
- Sponsor
- Pascoe Pharmazeutische Praeparate GmbH
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