KLAMATH FALLS, Ore.- The Klamath Falls Police Department is holding an unwanted prescription drug buy back this weekend at the Police Department at 2501 Shasta Way. This is the 6th time the department has held this event in the last 3 years. All you have to do is bring in your medications that you no longer take, or are expired, to the buy back on Saturday, and drop them off. It’s that easy. No needles or syringes will be accepted.