The disclosed device and method increase the accommodation amount of blister packages, can dispense quickly and are capable of always positioning in a prescribed position and dispensing in the right manner, even when dispensing fractions. An accommodating container (2), wherein blister packages (4) are accommodated in a stacked state, is provided with an ejection opening (13) and an opening and closing door (10). The opening and closing door (10) is provided with: a holding section (19) which can move to a holding position which holds the blister packages (4) being discharged from the ejection opening in the accommodating container (2) and a release position which releases the packages an impelling section which impels the holding section (19) to the holding position and a reference surface, which, when the holding uniting has been moved to the release position, the lower edge of the blister package abuts with, and which enables positioning to be carried out. A clasp member (24) is provided with an operating unit (52) which moves the holding section (19) against the impelling force of the impelling section, from the holding position to the release position, clasps the blister package (4) held in the holding section (19) of the opening and closing door (10), and can convey the blister package (4) toward a cutting member (25), and convey the remainder of the blister package (4) after being cut into fractions by the cutting member (25), so the remainder is held in the holding section (19) of the opening and closing door (10).本發明係提供一種藥劑送出裝置及藥劑送出方法,可增加泡殼(blister)包裝體收納量,實現迅速送出同時是尾數亦可時常定位於既定位置而適當送出。以重疊狀態收納泡殼包裝體4之收納容器2,具有取出口13、開關門10。開關門10具有:保持部19,可在用以保持從收納容器2的取出口13排出的泡殼包裝體4之保持位置、及將泡殼包裝體4釋放之釋放位置移動;施力部,將保持部19朝保持位置施力;及基準面,在使保持部移動到釋放位置時與泡殼包裝體4的下緣部抵接而可定位。把持構件24具有反抗施力部的施力而使保持部19從保持位置移動至釋放位置的作動部52,可把持保持於開關門10的保持部19的泡殼包裝體4,並將其搬送至切斷構件25,且搬送由切斷構件25切斷尾數量後的泡殼包裝體4的剩餘部分,並將其保持於開關門10的保持部19。1...裝置主體3...送出構件6...外部面板