Prince died from an overdose of fentanyl, 'the Ebola of opioids.' What is it?

Fentanyl, a synthetic opioid, has been used for decades as a painkiller in the operating room.
Joe Amon | The Denver Post/Getty Images via NPR
Go Deeper.
Create an account or log in to save stories.
Like this?
Thanks for liking this story! We have added it to a list of your favorite stories.