A medication delivery system (20) having features of the present invention comprises a medical container (26) holding a prescribed medication (27) to be delivered to a patient, a tag 24 adapted to be worn by the patient, a handheld computing device (22), and an electronic medication delivery device (30)....http://www.google.ca/patents/US6985870?utm_source=gb-gplus-sharePatent US6985870 - Medication delivery system