For safe storage and simple and reliable removal of tablets T by a user, a medicament dispenser 1 is created that has receiving means for an exchangeable cartridge 900 containing the medicament portions. The medicament dispenser 1 is equipped with at least one locking means for locking the cartridge 900 and with at least one means for cancelling the locking of the cartridge 900 in the medicament dispenser 1.The at least one locking means is movable in rotation.為使用者安全地儲存並簡單及可靠地移除錠劑T,創建一藥劑施配器1,其具有用於一含有藥劑部分之可更換筒匣900之接納構件。該藥劑施配器1配備有用於鎖定該筒匣900之至少一個鎖定構件且配備有用於取消對該藥劑施配器1中之該筒匣900之該鎖定之至少一個構件。該至少一個鎖定構件可以旋轉方式移動。