What is the name of test for glucose?

The name of the test for glucose is a glucose tolerance test (GTT). A GTT is a medical test that measures how the body responds to glucose, a type of sugar that the body uses for energy. The test involves drinking a sugary drink and then having blood samples taken at different time points to measure blood glucose levels. This test is commonly used to diagnose prediabetes and diabetes, as well as to monitor glucose levels in people with diabetes.