462 will collapse in the manner shown in fig5 of the drawings causing the fluid contained within vial reservoir 461 to be urged outwardly thereof via fluid passageway 476 fig5 and in the direction of the umbrella valve 377 as before the ullage 477 functions to ensure that substantially all of the fluid contained within reservoir 461 will be expelled therefrom the fluid flowing from vial reservoir 461 will flow past main check valve 368 and around and about the umbrella check valve 377 the fluid will then flow into fluid passageway 330 that is formed in dispenser housing portion 282 via a stub passageway 394 a from passageway 330 the fluid will flow into inlet passageway 328 and then into reservoir 493 of the container 492 via the central passageway 303 a of penetrating member 303 during the adding process any gases trapped within the flow passageways of the device are vented to atmosphere via a vent u201c v 1 u201d formed in connector housing portion 285 b of control portion 285 following the completion of the adding process as described in the preceding paragraphs wherein the fluid medicament u201c f 1 u201d contained within vial reservoir 461 is added to the reservoir 295 the operating means is used in the manner previously described to control the flow of the fluid mixture from the collapsible reservoir 295 toward the rate control means and then onward toward the administration set having now described the invention in detail in accordance with the requirements of the patent statutes.