Why the opioid crisis has become a fentanyl crisis by Health Professional Radio published on 2019-07-07T23:59:30Z Dr. Roger Crystal, M.D, CEO of Opiant Pharmaceuticals, makers of NARCAN®, talks about why the opioid crisis has become a fentanyl crisis and the potential use of fentanyl as a chemical warfare agent and Opiant’s partnership with the U.S. government to develop an antidote to protect against a fentanyl attack. He also discusses a follow up to Narcan in development that is five times more potent and may counteract a fentanyl overdose with just one application. Genre Science