Exenatide-test for Diagnosing Endogenous Hyperinsulinemic Hypoglycemia

"Day1: After a standardized night meal (Maizena 40g plus dessert) at 22 p.m. on the day before, patients receive Exenatide study medication according to the randomization list (injection done slowly over 2 min.). Regular clinical examination of vegetative and neurological state will be done as well as continuous blood sugar measurements and blood withdrawals will be performed.~Day2:~The procedure is equal to study day 1. Instead of Exenatide, a 10ml 0.9% saline solution will be administered intravenously."

"Day1: After a standardized night meal (Maizena 40g plus dessert) at 22 p.m. on the day before, patients receive 0.9% saline solution according to the randomization list (injection done slowly over 2 min.). Regular clinical examination of vegetative and neurological state will be done as well as continuous blood sugar measurements and blood withdrawals will be performed.~Day2:~The procedure is equal to study day 1. Instead of 0.9% saline solution, Exenatide will be administered intravenously."