The present invention relates to an inhaler device and provides such a device comprising first and second compartments (4, 6) movable relative to one another such that, upon movement of said components (4, 6), operating means (16, 28, 40, 42, 44, 46) advances a cartridge compartment (140) into a predetermined position relative to medicament extraction facilitating means (14) and extends the medicament extraction facilitating means (14) into a position adjacent said advanced compartment (140) for allowing medicament extraction upon inhalation by a user.