April 24 marks National Prescription Drug Take Back Day, and the Tri-Cities region has plenty of upcoming local events where residents can dispose of their unwanted medications.Kingsport Police Dept. to host community drug take-back event April 24. Drug Take Back Day is a national effort from the U.S. Department of Justice Drug Enforcement Administration to keep prescription drugs off the street and prevent overdoses.Locally durg take back locations include:Johnson City Police Department and the Jonesborough fire department