POWDERED MEDICINE MULTI-DOSE ADMINISTERING DEVICE

摘要

A powder medicine multiple dose administration device, wherein a hole (5c) formed in the lower region of the bottom surface of a medicine storage chamb er (5a) capable of storing powder medicine for multiple dose is located at a position where it can establish communication between a pump section and the outside through pipes (2g, 2d), and at an administration position, the powde r medicine in a medicine storing section (5b) is spouted together with air int o the outside of the device through the pipe, with the hole never contacting a n opening means (2f).