An inhalator includes a case and activating means with starting component 2; at that, activating means includes main drum 5 with blister tape 4, additional rackwheels 9 and 10 connected thereto, a plate 15 connected to starting component by one end 12, which on another end 13 has the grooves 14, wherein the teeth 16 are disposed. Activating means includes transmission wheel 17 engaged with the teeth 16, as well.