Patent ID: 8397713

Claim:
A method for administering medicament for inhalation by a user from a container having an outlet opening, a first cross sectional area and comprising a neck portion of a second cross sectional area which is less than said first cross sectional area, said method comprising: providing a flexible mouthpiece having an orifice for passage of said medicament; providing a baffle structure coupled with said mouthpiece, wherein said baffle structure comprising a plurality of rigid vanes connected to an axial hub, said hub presenting a through passage along its length, said baffle structure further including a rigid end wall connected to said vanes and blocking the flow of medicament out of said container so that all flow must travel through the passage to reach the user, said baffle structure extending at least partially into said neck portion; placing said mouthpiece into the mouth of said user; and allowing said user to move said medicament through said passage by inhalation; whereby said mouthpiece and said baffle structure cooperate to dispense a quantity of said medicament to said user.