Support WBURIllegally Made Fentanyl Seems To Be Fueling A Spike In OverdosesKatherine HobsonAugust 25, 2016 ShareThese pills were made to look like Oxycodone, but they're actually an illicit form of the potent painkiller fentanyl. A surge in police seizures of illicit fentanyl parallels a rise in overdose deaths. (Tennessee Bureau of Investigation/AP)