PROBLEM TO BE SOLVED: To let a user intuitively grasp whether a prescription amount is proper.SOLUTION: A prescription drug management device 100 comprises: a display part 40 which displays information; an input part 10 which receives input of medicine identification information from which medicine can be identified and prescription amount information representing a prescription amount of the medicine; a storage part 20 which mutually associates and stores the medicine identification information, indication information representing an indication of the medicine, minimum usual dosage information previously set as a minimum amount of a usual dosage of the medicine, and maximum usual dosage information previously set as a maximum amount of the usual dosage of the medicine; and a control part 30 which reads the indication information, minimum usual dosage information, and the maximum usual dosage information corresponding to the medicine identification information that the input part 10 acquires out of the storage part 20, and controls a display part 40 as to display a range from a minimum usual dosage to a maximum usual dosage in a graph for each indication and also to indicate a volume of prescription that the prescription amount information represents as an image in a predetermined shape in the graph.SELECTED DRAWING: Figure 1
展开▼