Disclosed is a medicine ingestion state management method capable of objectively managing medicine ingestion states of patients. The medicine ingestion state management method involves an operation of prescribing medicine (10) encapsulating, together with a medicament, a medicine information transmitting unit (20) having a function of transmitting medicine information capable of specifying a type and a quantity of the medicament to each individual patient, and an operation of grasping the medicine ingestion state of each patient by collecting the medicine information from each medicine information transmitting unit (20) in each patient.