The Johnson County Sheriff's Office received a $400.00 grant from the River Valley Safety Association to assist in purchasing a drop box for unsused or unwanted prescription medications.  When purchased, the drop box will be permanantely installed at the Sheriff's Office and will give citizens a place to drop off their unused medications at any time.  The total cost of the box is approximately $800.00.  The donation was presented on Friday, February 18 by Lorrie Chesser of the River Valley Safety Association.