To provide an inhalation device which has improved use properties, particularly advanced moisture protection while in use, an inhalation device (1) for powder drugs is proposed comprising at least one storage chamber (13) for accommodating a plurality of drug powder doses and a dosing device which includes at least one dosing slider (15) which is movable approximately with a translatory movement in a dosing slider passage (16) at least from a filling position into an emptying position, wherein the inhalation device (1) further includes a device for inhalation-triggered automatic movement of the dosing slider (15) from its filling position into the emptying position and a return device for automatic movement of the dosing slider (15) back into the filling position.