These new diabetes drugs slow the digestion of your food. This allows the natural secretion of your body’s insulin and the delivery of the nutrients you eat to occur closer together. In turn, this leads to lower blood glucose levels after you eat.
Like any medications, these GLP-1 agonists have their own side effects, including some nausea, as well as some more serious type of abdominal pain called "pancreatitis." The long-acting GLP-1 agonists cause less nausea than the short-acting ones.