Subject of the present invention is A pharmaceutical composition comprising (a) desPro36Exendin-4(1-39)-Lys6-NH2 or/and a pharmaceutically acceptable salt thereof, and (b) insulin glargine or/and a pharmaceutically acceptable salt thereof.Linvention concerne une composition pharmaceutique comprenant (a) desPro36Exendin-4(1-39)-Lys6-NH2 ou/et un sel pharmaceutiquement acceptable de celui-ci, et (b) de linsuline glargine ou/et un sel pharmaceutiquement acceptable de celle-ci.