http://slideplayer.com/3805989/13/images/3/The+National+Coordinating+Council+for+Medication+Error+Reporting+and+Prevention+%28NCC+MERP%29+defines+a+medication+error+as+any+preventable+event+that+may+cause+or+lead+to+inappropriate+medication+use+or+patient+harm+while+the+medication+is+in+the+control+of+the+health+care+professional%2C+patient%2C+or+consumer..jpg