right, and limits human exposure to dangerous medications. through a bar coding system, the hospital will be able to track all of these drugs from the time they're manufactured until the time they're administered. no matter what safeguards are put in place, human beings are always going to make mistakes. according to the institute of medicine, there's at least one medication error per day involving patients and hospitals across america. systems like this are designed to eliminate those problems. this system would have prevented the near-tragic medical mistake involving the twins of dennis quaid. in the 2007 mix-up, hospital staff at cedar sinai medical center gave quaid's twins massive overdoses of heparin. the problem was blamed on nearly identical packaging for the infant and adult concentrations of the drug. ucsf says through bar code