Insulin is the hormone produced by the pancreatic beta cells of the islets of Langerhans.
Glucose-elevating agents raise blood level of glucose when severe hypoglycemia occurs at <40 mg/dL.
Sulfonylureas is another group of agent used to control blood glucose level.
Antidiabetic drugs are a group of drug structurally unrelated to sulfonylureas and are effective when used in combination with insulin or sulfonylureas.
The lymphatic system includes lymph, lymphocytes, lymphatic vessels, lymph nodes, tonsils, the spleen, and the thymus gland.