PURPOSE: To reduce a burden of a worker who is engaged in preparation of an injection by putting the injection taken out of a containing box in accordance with a prescription slip in a vessel supplied from a vessel stocker.

CONSTITUTION: In a medicine containing box 2, various kinds of injections of shapes of an ampoule and a vial are aligned and contained vertically in a state that they are laid down in a cartridge 22 every injection, and taken out through a take-out mechanism 23 attached to the lower end of the cartridge 22 at need piece by piece. In such a state, the injection 21 taken out of the cartridge 22, first of all, is brought nearer to this side by a putting-aside mechanism 24, and subsequently, collected to the center from the left and the right by a conveyor 25, and also, held in order by a holding conveyor 26 one by one, and thereafter, aligned and contained in a vessel 11 carried by a conveyor 27 connected to a conveyor of a vessel stocker 1. Next, the vessel 11 which contains the injection 21 is carried to a printing unit 3 by the conveyor 27.