Clinical trials: Oral Glucose Tolerance Test
Diabetes Mellitus, Type 2
Gastric Emptying - Implications for the Pathogenesis of Type 2 Diabetes
People of black African and Caribbean descent have a greater risk of developing type 2 diabetes than white Europeans. The aim of this study is to increase our knowledge of how the condition may arise, and what underlies this…
- Trial name
- NCT03864562
- Where
- United Kingdom
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- University of Nottingham
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, Metabolic Syndrome
Does Co-administration of Lactate to an Oral Glucose Tolerance Test Lower the Glucose Response?
To investigate whether co-administration of lactate with a glucose load affects postprandial glucose levels/handling, gastrointestinal hormones, gastric emptying, and appetite sensations in individuals with pre-diabetes when…
- Conditions
- PreDiabetes, Metabolic Syndrome, Insulin Resistance
- Trial name
- NCT06265337
- Testing
- Lactate
- Where
- Denmark
- Volunteers
- 12 people, healthy volunteers welcome
- Sponsor
- University of Aarhus
Acromegaly, Type 2 Diabetes Mellitus
Growth Hormone Feedback to Insulin-like Growth Factor-I (IGF-1) and Oral Glucose Tolerance Test (OGTT)
Growth hormone (GH) and Insulin-like growth factor-I (IGF-I) secretion are altered in acromegaly and type 2 Diabetes Mellitis (DM).
- Trial name
- NCT00915954
- Testing
- Oral Glucose Tolerance Test, Subcutaneous administration of recombinant human IGF-1
- Where
- United States
- Volunteers
- 28 people, healthy volunteers welcome
- Sponsor
- Cedars-Sinai Medical Center
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
Pregnancy Related
Flat OGTT (Oral Glucose Tolerance Test) During Pregnancy
The aim of the study is to examine the relationship between "flat" sugar curve on OGTT-glucose tolerance test during pregnancy, neonatal birthweight and other perinatal outcomes.
- Trial name
- NCT04515823
- Where
- Israel
- Volunteers
- 2,085 people, healthy volunteers welcome
- Sponsor
- Hillel Yaffe Medical Center
Type 2 Diabetes
The Effect of 4 Weeks of L-Citrulline Supplementation on Macro- and Microvascular Function in Type 2 Diabetes
The purpose of this study is to examine the effect of 4 weeks of Citrulline supplementation on macro- and microvascular function during acute hyperglycemia in middle-aged and older adults with type 2 diabetes.
- Trial name
- NCT06016478
- Testing
- L-citrulline
- Where
- United States
- Volunteers
- 36 people, healthy volunteers welcome
- Sponsor
- Texas Tech University
Oral Glucose Tolerance Test
Non-invasive Glucose Measurement Using Laser Technology
This study is to evaluate the capability of Raman spectroscopy as a non-invasive method for monitoring concentrations of glucose by illuminating a small spot on the skin, collecting and analyzing the return light.
- Trial name
- (Raman) (NCT03276949)
- Testing
- Blood glucose measurement
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- University of Missouri-Columbia
Glucose Intolerance, Aortic Stiffness
Healthy Aging Through Functional Food
The purpose of this study is to determine whether dietary inducers of glyoxalase 1 are effective in improving metabolic and vascular health.
- Conditions
- Glucose Intolerance, Aortic Stiffness, Vasodilation
- Trial name
- HATFF (NCT02095873)
- Testing
- Glyoxalase 1 (Glo1) inducer
- Where
- United Kingdom
- Volunteers
- 32 people, healthy volunteers welcome
- Sponsor
- University of Warwick
Gestational Diabetes Mellitus
Comparing the Effects of Water Temperature and Actives in Glucose Solution on Pregnant Women
To assess the effect of water temperature and additives on pregnant women's taste and side effect during the oral glucose tolerance test (OGTT) evaluation.
- Trial name
- NCT05508425
- Testing
- oral glucose tolerance test using water at room temperature, oral glucose tolerance test using hot water, oral glucose tolerance test using cold water
- Where
- Taiwan
- Volunteers
- 400 people, healthy volunteers welcome
- Sponsor
- Chiayi Christian Hospital
Acromegaly
Reproducibility and Utility of OGTT in Acromegaly
Prospective study of reproducibility and utility of growth hormone inhibition by oral glucose tolerance test for the diagnosis of acromegaly, in acromegalic and non-acromegalic subjects, with a randomized double-blind crossover…
- Trial name
- ACROTEST (NCT04066569)
- Testing
- Performed 2 diagnostic tests (2 OGTT tests with 75g of Glucose)
- Where
- France
- Volunteers
- 109 people, healthy volunteers welcome
- Sponsor
- Assistance Publique - Hôpitaux de Paris
Type 2 Diabetes, Prediabetes (Insulin Resistance, Impaired Glucose Tolerance)
Effects of Different Fish Oil Types on Type 2 Diabetes Risk Factors in High-Risk Adults
The purpose of this clinical trial is to find out whether one type of fish oil works better than another at improving metabolic health in people who are at high risk of developing type 2 diabetes.
- Conditions
- Type 2 Diabetes, Prediabetes (Insulin Resistance, Impaired Glucose Tolerance), Prediabetes / Type 2 Diabetes, Obesity & Overweight
- Trial name
- END-T2D (NCT07575438)
- Testing
- Fish Oil, Corn oil control
- Where
- Canada
- Volunteers
- 84 people, healthy volunteers welcome
- Sponsor
- May Faraj, PDt, PhD
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
Glucose Intolerance
Inter-day Reliability of the Oral Glucose Tolerance Test Using Indirect Calorimetry
The main aim of this study is to determine the inter-day reliability, by using indirect calorimetry, of the post-prandial macronutrient oxidation and energy expenditure after consuming oral glucose load solution.
- Trial name
- NCT04320433
- Testing
- Oral glucose tolerance test
- Where
- Spain
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- Universidad de Granada
Diabetes Mellitus, Type 2
The Proportion of Patients With Non-diagnosed Diabetes Type 2
The aims of the study are to determine the prevalence of diabetes in subgroups of the population with certain characteristics (age, gender, socioeconomic status, geographical area of residence), to estimate the proportion of…
- Trial name
- Sadkorna (NCT04230382)
- Testing
- Diagnosis of diabetes (OGTT)
- Where
- Slovenia
- Volunteers
- 563 people, healthy volunteers welcome
- Sponsor
- Institute of Nutrition, Slovenia (Nutris)
Oral Glucose Tolerance Test, High Fat Tolerance Test
Effects of Fluid Milk in Attenuating Hyperglycemia and Hypertriglyceridemia After Meal
Epidemiological studies indicate that risk of type 2 diabetes is lower when milk is consumed in the regular diet. Milk products are unique in that they produce high insulin response despite their low glycemic index.
- Trial name
- NCT02894112
- Testing
- non-fat milk, carbohydrate control beverage, caloric control beverage
- Where
- United States
- Volunteers
- 30 people, healthy volunteers welcome
- Sponsor
- University of Texas at Austin
Type 1 Diabetes (T1D), Type 2 Diabetes
Capillary OGTT Study
Type 1 diabetes (T1D) is a chronic condition, affecting 1 in 490 children under the age of 15 years. It is caused by the immune system damaging the pancreas, the organ which makes insulin.
- Trial name
- CapOGTT (NCT06815081)
- Where
- 4 sites in United Kingdom
- Volunteers
- 135 people, healthy volunteers welcome
- Sponsor
- University of Oxford
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
Diabetes, Gestational
DIAgnosing GDM usiNg Oral Sugar InStead
The purpose of this study is to compare the positive and negative effects of Dex4® tablets, as an alternative form of fast acting carbohydrate, compared to the current standard diagnostic test, glucose beverage.
- Trial name
- DIAGNOSIS (NCT05115188)
- Testing
- Dex4/ dextrose, Glucose beverage
- Where
- Canada
- Volunteers
- 31 people, healthy volunteers welcome
- Sponsor
- Sunnybrook Health Sciences Centre
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