What is Narcan? Is it the answer to country’s opioid epidemic?

In light of Demi Lovato’s apparent heroin overdose earlier this week and the opioid epidemic that has swept the nation in recent years, Narcan is a term that seems to be making repeated headlines. But what exactly is it? And what does it do?

For starters, Narcan is a brand name for an opioid overdose antidote called naloxone.