Clinical trials: Oral Glucose Tolerance Test
PCOS
Exogenous Ketone Supplementation in Females with Polycystic Ovary Syndrome
Polycystic ovary syndrome (PCOS) affects 1 in 5 females of reproductive age. Commonly characterized as a disorder of infertility, PCOS is often accompanied by 3 potent cardiovascular disease (CVD) risk factors: insulin…
- Trial name
- NCT06155708
- Testing
- Ketone, Water
- Where
- Canada
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- McGill University
Body Composition, Visceral Obesity
Dysfunctional Adiposity and Glucose Impairment
This is a large and comprehensively phenotyped cohort with fasting glycaemia where the predictive value of body composition and anthropometric measures of total and central fat distribution for postprandial carbohydrate…
- Conditions
- Body Composition, Visceral Obesity, Carbohydrate Intolerance, Obesity, Abdominal
- Trial name
- DICAMANO (NCT03506581)
- Volunteers
- 853 people
- Sponsor
- Clinica Universidad de Navarra, Universidad de Navarra
Oral Glucose Tolerance
Coffee Roasting and Glucose Tolerance
Chlorogenic acid (CGA) in coffee may lower the postprandial glucose response. CGA is destroyed by dark roasting. In a controlled crossover trial, 11 healthy fasted volunteers consumed 300 mL of either light (LIR) or dark (DAR)…
- Trial name
- NCT02417519
- Testing
- DAR, LIR, CTR
- Where
- Denmark
- Volunteers
- 11 people, healthy volunteers welcome
- Sponsor
- University of Copenhagen
Prediabetes
Effects of Autonomic Nervous System Modulation by Heart Rate Variability Biofeedback Training With Resonant Frequency Breathing on Glucose Metabolism in Individuals With Prediabetes
Approximately 20% of adults have prediabetes in Germany. Prediabetes is defined as a condition with glucose levels outside the normal range but not yet meeting the criteria for type 2 diabetes.
- Trial name
- RwHRVBFinPD (NCT06739993)
- Testing
- Resonance frequency breathing with heart rate variability biofeedback training, Anti-Stress program
- Where
- 2 sites in Germany
- Volunteers
- 60 people
- Sponsor
- Johannes Gutenberg University Mainz
Glucose Homeostasis
Effects of Oral GLP-1 on Glucose Homeostasis and Appetite Profile in Healthy Male Subjects
The investigators aimed to investigate the pharmacokinetic and pharmacodynamic effects of a single dose (2 mg) of oral GLP-1 administered prior to an oral glucose tolerance test (oGTT) in 16 healthy males
- Trial name
- NCT00822003
- Testing
- Oral GLP-1
- Where
- Switzerland
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- University Hospital, Basel, Switzerland
Diabetes Mellitus
Vascular Markers During OGTT in Diabetics and First-degree Relatives
Arterial stiffness is associated with increased risk for cardiovascular disease. Moreover, the integrity of endothelial glycocalyx plays a vital role in vascular permeability, inflammation and elasticity.
- Trial name
- NCT02244736
- Where
- Greece
- Volunteers
- 100 people, healthy volunteers welcome
- Sponsor
- University of Athens
Obesity & Overweight, Insulin Resistance Syndrome
SENSILINS: Impact of Cephalic Phase Insulin Release Induced by an Environmental Food Odor Stimulus on Glucose Homeostasis According to Insulin Sensitivity Level
This single-center, randomized, single-blind, 2-period crossover interventional study will evaluate whether exposure to a pleasant food odor 10 minutes before a 75 g oral glucose tolerance test (OGTT) modifies glucose homeostasis…
- Trial name
- SENSILNS (NCT07638111)
- Testing
- Pleasant Food Odor Stimulation, Control Environmental Condition
- Where
- France
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Hospices Civils de Lyon
Healthy
Single Dose Study Of PF-04171327 And Prednisone On Carbohydrate Metabolism
This study will investigate the effect of a single dose of PF-04171327 or prednisone on calculated measures of glucose tolerance and insulin resistance by using a modified oral glucose tolerance test
- Trial name
- NCT01199900
- Testing
- PF-04171327, Prednisone
- Where
- United States
- Volunteers
- 18 people, healthy volunteers welcome
- Sponsor
- Pfizer
PreDiabetes, Glucose Tolerance Impaired
A Study to Evaluate Efficacy and Safety of Distal Jejunal-release Dextrose Beads Formulation in Subjects With a Pathological Oral Glucose Tolerance Test
The primary purpose of the study is to evaluate the efficacy and safety of APHD-012 (distal jejunal-release dextrose [Aphaia technology, AT]) in participants with pre-diabetes (pathological Oral Glucose Tolerance Test (OGTT)).
- Trial name
- NCT05803772
- Testing
- APHD-012, APH-012P
- Where
- 3 sites in Slovakia
- Volunteers
- 31 people
- Sponsor
- Aphaia Pharma US LLC
Type 2 Diabetes
Effect of 2-Week Nightly Moderate Hypoxia on Glucose Tolerance in Individuals With Type 2 Diabetes
The purpose of this study is to determine if 2 weeks of nightly exposure (7-12 hours per night) to moderate hypoxia (~2,400 meters or 7,500 feet) improves glucose metabolism in people with type 2 diabetes.
- Trial name
- SLEEPDM (NCT02513641)
- Testing
- Hypoxico Altitude Training Systems
- Where
- 2 sites in United States
- Volunteers
- 8 people, healthy volunteers welcome
- Sponsor
- Pennington Biomedical Research Center
Cystic Fibrosis
Oral Glucose Tolerance Testing Using Candy for Cystic Fibrosis
The study aims to determine if a popular dextrose candy alternative yields a similar glycemic curve compared to the standard oral Dextrose solution used in the Oral Glucose Tolerance Test.
- Trial name
- NCT04579939
- Testing
- Candy Glucose Tolerance Test
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Mayo Clinic
Diabetes, Sugar; Blood, High
The Efficacy of White Kidney Bean on Oral Glucose Tolerance Test
The goal of this randomized, double-blind, cross-over inverventional study is to evaluate the efficacy of white kidney bean on OGTT (oral glucose tolerance test).
- Trial name
- NCT05756712
- Testing
- Phase 1 Wonderlab Product, Phase 2 Wonderlab Product
- Where
- China
- Volunteers
- 34 people, healthy volunteers welcome
- Sponsor
- Shenzhen Precision Health Food Technology Co. Ltd.,
Diabetes Mellitus, Type 2
Comparative Effectiveness of POC-A1c vs the Current Standard Based on OGTT for Early Detection DM2 in Colombia
Evaluate the impact of conducting a screening questionnaire (FINDRISC) and the implementation of a point-of-care HBA1c test for those with identified risk to suffer Diabetes in ten years, to improve the proportion of patients…
- Trial name
- EDDIT-1 (NCT05440968)
- Testing
- Point of Care - Glycated Hemoglobin (A1c), Oral Glucose Tolerance Test
- Where
- Colombia
- Volunteers
- 902 people, healthy volunteers welcome
- Sponsor
- Humberto Reynales MD MSc PhD
Healthy Population, Glucose Tolerance
Effects of Low/No Calorie Sweeteners on Glucose Tolerance
This study aims to determine the effects of chronic exposure to some low/no calorie sweeteners (LNCS) on glucose tolerance and glucagon like peptide 1 (GLP-1) release in healthy individuals.
- Trial name
- NCT04904133
- Testing
- Low/No Calorie Sweeteners
- Where
- Turkey (Türkiye)
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- Acibadem University
Glucose Metabolism Disorders
Cirrhosis-Diabetes
Glucose metabolism disorders (GMD) can be present in an overt and a subclinical way. They have negative impact in survival of patients with liver cirrhosis (LC).
- Trial name
- CH-DM (NCT01396954)
- Volunteers
- 130 people
- Sponsor
- Hospital Universitario Dr. Jose E. Gonzalez
Cystic Fibrosis, Cystic Fibrosis-related Diabetes
Alternate Measures of Glucose During OGTT Testing for CFRD
Although early detection and treatment of cystic fibrosis-related diabetes (CFRD) can lead to significant clinical improvements and prolong life, rates of screening are poor likely due to the burdensome nature of oral glucose…
- Trial name
- NCT05568134
- Testing
- Oral glucose tolerance test
- Where
- United States
- Volunteers
- 14 people
- Sponsor
- Children's Hospital of Philadelphia
Childhood Obesity
Leipzig Childhood Obesity Study
The aim of this study is to identify polymorphisms that make children and adolescents more prone to obesity and metabolic dysfunction, as well as to identify biomarkers that are linked to causes and consequences of obesity.
- Trial name
- NCT04491344
- Where
- Germany
- Volunteers
- 3,000 people, healthy volunteers welcome
- Sponsor
- University of Leipzig
Prediabetes
Glycemic Impact of NNS Via the Gut Microbiome
This pilot study will evaluate the feasibility and acceptability of a 30-day sucralose intervention among adults with prediabetes.
- Trial name
- NCT07868432
- Testing
- Sucralose
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- Tufts University
Type 2 Diabetes Mellitus (T2DM), Chronic Pancreatitis
Exocrine-Endocrine Pancreatic Crosstalk: Precision Pathways to Reframe Diabetes Pathophysiology
The EXPAND study is a prospective observational study designed to investigate the biological mechanisms underlying the heterogeneity of type 2 diabetes and related metabolic disorders.
- Conditions
- Type 2 Diabetes Mellitus (T2DM), Chronic Pancreatitis, Prediabetes, Pancreatic Neoplasms
- Trial name
- EXPAND (NCT07670871)
- Volunteers
- 440 people
- Sponsor
- Fondazione Policlinico Universitario Agostino Gemelli IRCCS
Metabolic Diseases
Evaluation of Kisspeptin Glucose-Stimulated Insulin Secretion With Oral Glucose Tolerance Test
The goal of this study is to understand how exogenous kisspeptin affects metabolism by evaluating responses to an oral glucose tolerance test
- Trial name
- NCT04958109
- Testing
- Oral Glucose Tolerance Test, Kisspeptin
- Where
- United States
- Volunteers
- 16 people, healthy volunteers welcome
- Sponsor
- Massachusetts General Hospital