The invention relates to a medication dispensing device for dispensing a medication inside a living being, having a housing, a medication storage unit for storing a medication, disposed inside the housing, wherein the medication storage unit has a wall that is flexible, at least in sections, at least one medication dispensing orifice (16) for dispensing the medication, disposed in an outer wall of the housing, and a swelling element that is in contact with the flexible wall of the medication storage unit, for pressing a quantity of the medication out of the medication storage unit, wherein a liquid storage element is provided, which has a liquid conveyance connection to the swelling element.