A medication delivery system with improved dose accuracy

[Subject] The medicine cartridge (11) equipped with the [solution means] exit (111) and the piston (112), So that engaging of clutch may be carried out to the means (12) for holding this cartridge, and a piston (112) and this piston may be moved The piston rod (13) which can operate, The drive means (16, 161, 162) for telling a motion of the operation means (15) which can operate, and this operation means (15) electrically to the above-mentioned piston rod (13), The medicine discharge equipment (1) possessing the memory means (17) for memorizing data and the processing means (18) for evaluating data and controlling an operation means (15) for carrying out discharge of the specific given dose is offered. The purpose of the present invention is to offer the medicine discharge equipment which combined use of the parts in which quality was demoted comparatively, and the accuracy of the high given dose, and enables correction of peculiar nonlinearity.