Clinical trials: Acid Base Disorder
Craniosynostosis Patients Undergoing Distraction Osteotomy
Effect of Tranexamic Acid Based on Pharmacokinetics in Pediatric Patients Undergoing Craniosynostosis Surgery: Randomized Controlled Trial
Massive bleeding is expected when performing distraction osteotomy for craniosynostosis patients. Since such operation is performed at very young age, many efforts are performed in order to reduce the total amount of bleeding and…
- Trial name
- NCT02180321
- Testing
- Tranexamic Acid, normal saline
- Where
- South Korea
- Volunteers
- 50 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Alzheimer Disease, Glucose Metabolism
Feasibility Study of a Community Pilot Project for the Prevention of Alzheimer's Disease: the KetoHome Study.
The purpose of this study is to assess whether it is possible to carry out a research project with a nutritional intervention in senior's residence.
- Trial name
- KetoHome (NCT05642052)
- Testing
- low carb diet, Regular diet
- Where
- Canada
- Volunteers
- 25 people, healthy volunteers welcome
- Sponsor
- Université de Sherbrooke
Fibromyalgia, Respiratory Alkalosis and Metabolic Acidosis
Evaluation of Respiratory Function in Fibromyalgia
This study will evaluate respiratory function in people with fibromyalgia and whether or not breathing patterns in this patient group can be explained by stress, emotional or biomechanical variables.
- Conditions
- Fibromyalgia, Respiratory Alkalosis and Metabolic Acidosis, Chronic Hyperventilation
- Trial name
- NCT04098731
- Where
- Sweden
- Volunteers
- 90 people, healthy volunteers welcome
- Sponsor
- Uppsala University
Hypercholesterolemia, Overweight
Supplementation of Land-based Stearidonic Acid (SDA)-Rich Oils in Humans
The objective of this study is to investigate the conversion of the precursors ALA and SDA into n-3 LC-PUFA (EPA, DPA and DHA) in humans by oral supplementation of Echium oil in comparison with SDA soybean oil (positive control).
- Trial name
- NCT01856179
- Testing
- Echium oil
- Where
- Germany
- Volunteers
- 78 people, healthy volunteers welcome
- Sponsor
- University of Jena
Body Weight, Oxidative Stress
The Effect of a Meatless,Keto Restrictive Diet on Body Composition,Strength Capacity,Oxidative Stress,Immune Response
The subject of doctoral dissertation: Assessment of the effects of a meatless, ketogenic restrictive diet on body composition, strength capacity, oxidative stress and immune response During planning of research and topic of the…
- Conditions
- Body Weight, Oxidative Stress, Trimethylamine N-oxide, Immunologic Factors
- Trial name
- NCT05558488
- Testing
- Meatless, restrictive ketogenic diet
- Where
- Poland
- Volunteers
- 14 people, healthy volunteers welcome
- Sponsor
- Katarzyna Siedzik
Lactic Acidosis
Dichloroacetate Kinetics, Metabolism and Toxicology
Dichloroacetate (DCA) is a product of water chlorination and a metabolite of certain industrial solvents, thus making it a chemical of environmental concern.
- Trial name
- NCT00015015
- Testing
- Dichloroacetate
- Where
- United States
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- National Institute of Environmental Health Sciences (NIEHS)
Ketosis, Resistance Exercise
Acute Effects of Ketone Monoester Co-Ingestion With Dietary Protein on Whole-Body Phenylalanine Oxidation, Phenylalanine Retention, and Myofibrillar Protein Breakdown Following Resistance Exercise in Older Males
The goal of this trial is to determine if ketone monoester supplementation in conjunction with protein supplementation in the post exercise period can augment whole-body protein metabolism following resistance exercise in older…
- Conditions
- Ketosis, Resistance Exercise, Dietary Protein, Aging
- Trial name
- KET-OLD-M (NCT07884513)
- Testing
- Ketone Monoester + Dietary Protein (KET+PRO), Dietary Protein (PRO), Resistance Exercise
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- McGill University
Overweight and Obesity, Cognitive Change
Acute Effects of Exercise Combined With Ketone Ester Supplement
To examine the acute changes in cardiometabolic and neurocognitive outcomes in response to exercise combined with ketone ester supplement in overweight/obese adults.
- Conditions
- Overweight and Obesity, Cognitive Change, Ketoses, Metabolic
- Trial name
- NCT06365957
- Testing
- Ketone monoester supplementation, High-intensity interval exercise, Moderate-intensity continuous exercise
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Macau
Nutritional and Metabolic Diseases, Prediabetes
LIfestyle MEtabotype Study B (LIME-B)
Glycemic responses vary significantly among individuals, even when consuming identical foods or meals, but the factors predicting individual glucose responses to food intake remain poorly investigated.
- Conditions
- Nutritional and Metabolic Diseases, Prediabetes, Type 2 Diabetes
- Trial name
- LIME-B (NCT07888257)
- Testing
- βHB drink (ketone ester), Carbohydrate drink
- Where
- 2 sites in Germany
- Volunteers
- 300 people, healthy volunteers welcome
- Sponsor
- German Institute of Human Nutrition
Ketosis Prone Diabetes, Diabetic Ketoacidosis
Ketosis Prone Diabetes in African-Americans
Over 50% of obese African-Americans (AA) presenting with newly diagnosed, severe hyperglycemia and/or unprovoked diabetic ketoacidosis (DKA) display clinical, metabolic, and immunogenetic features of type 2 diabetes.
- Conditions
- Ketosis Prone Diabetes, Diabetic Ketoacidosis, Severe Hyperglycemia
- Trial name
- NCT00426413
- Testing
- pioglitazone
- Where
- United States
- Volunteers
- 44 people, healthy volunteers welcome
- Sponsor
- Emory University
Sleep
Acute Effect of Exogenous Ketosis on Sleep Architecture Following Strenuous Exercise
The aim of this study is to investigate the effect of oral ketone ester administration on sleep architecture. To investigate this, the investigators use a randomised, placebo-controlled, cross-over research design.
- Trial name
- NCT05439720
- Testing
- Ketone ester, Exercise
- Where
- Belgium
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- KU Leuven
COVID-19, SARS-COV-2 Infection
A Study to Learn About BNT162b2 (LP.8.1)-Adapted Vaccine Against SARS-CoV-2 in Children 5 Through 11 Years of Age That Are Considered at Higher Risk of Severe COVID-19
The purpose of this study is to learn about the safety, tolerability, and immunogenicity of an updated vaccine against COVID-19, called BNT162b2 (2025/2026 formulation).
- Trial name
- NCT07222384
- Testing
- BNT162b2 (2025/2026 formulation)
- Where
- 29 sites in United States, Puerto Rico
- Volunteers
- 344 people, healthy volunteers welcome
- Sponsor
- BioNTech SE
Hypoxia, Ketosis
Ketone Esters for Optimization of Cognitive Performance in Hypoxia
This study will investigate the effects of ketone ester drinks on cognitive performance in hypoxia.
- Trial name
- NCT03659825
- Testing
- Ketone Ester, Hypoxic exposure
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- HVMN Inc
Healthy
Effects of Chronic Acid-Base Changes on Ventilatory and Perceptual Responses
Approximately 30% of people aged 65 years and older experience breathlessness (perceived respiratory difficulty) during daily activity.
- Trial name
- NCT00946933
- Testing
- NH4Cl (ammonium chloride)
- Where
- Canada
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Queen's University
Lactic Acidosis
Remote Ischemic Preconditioning During Cardiopulmonary Bypass
The objective of study is to detect effect of remote ischemic preconditioning on serum lactate levels during and after cardiac surgery with cardiopulmonary bypass in addition to its effect on cardiac and renal clinical outcomes.
- Trial name
- RIPC (NCT03723993)
- Testing
- Inflated cuff, Non inflated cuff
- Where
- Egypt
- Volunteers
- healthy volunteers welcome
- Sponsor
- Fayoum University
Power, Metabolic Disturbance
Effect of 8-week Intake of 2S-hesperidin on Performance, Body Composition and Biochemicals Markers in Amateur Cyclists
This clinical study evaluates the effect of 500 mg of 2S-hesperidin for 8 weeks on performance (power generated in different metabolic zones), body composition (fat and muscle mass) and biochemical (antioxidant, inflammatory…
- Conditions
- Power, Metabolic Disturbance, Change, Body Weight, Changes Fatty
- Trial name
- HESPERFORMAN (NCT04597983)
- Testing
- 2S-hesperidin
- Where
- Spain
- Volunteers
- 40 people, healthy volunteers welcome
- Sponsor
- Francisco Javier Martínez Noguera
Ketosis, Alcohol Drinking
Effects of Ketone Supplement and Alcohol on Brain Metabolism
The research study is being conducted to better understand the effects of ketones and alcohol on brain functioning and brain metabolism.
- Conditions
- Ketosis, Alcohol Drinking, MRI
- Trial name
- NCT06815237
- Testing
- Kenetik, Alcohol beverage
- Where
- United States
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Pennsylvania
Hyponatremia
Influence of Triathlon on the Electrolyte Balance
Aim of the study is examining the incidence of the occurrence of hyponatremia during a Triathlon
- Trial name
- Ironman (NCT02263586)
- Testing
- Education in nutrition
- Where
- Germany
- Volunteers
- 1,089 people, healthy volunteers welcome
- Sponsor
- University Hospital of Cologne
Acidosis
Safety of D-lactate Producing Probiotics
In this study the investigators want to test the safety of D-lactate producing probiotics in babies from birth to 1 month of age.
- Trial name
- NCT01119170
- Testing
- Starter formula, starter formula with D-lactate producing probiotics
- Where
- Greece
- Volunteers
- 88 people, healthy volunteers welcome
- Sponsor
- Société des Produits Nestlé (SPN)
Obesity
What is the Maximum Amount of Carbohydrates That is Still Able to Induce Ketosis and Suppress Appetite?
Two dietary approaches, very low energy diets (VLEDs) and ketogenic low carbohydrate diets (KLCDs), have the ability to suppress appetite.
- Trial name
- NCT02944253
- Testing
- Low energy diet 70 gram carbohydrates, Low energy diet 100 gram carbohydrates, Low energy diet 130 gram carbohydrates
- Where
- Norway
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- Norwegian University of Science and Technology