It’s a drug that many believe will be the dominant substance abuse threat of 2017. It has already contributed to a prodigious rise in the already staggering rates of heroin and opioid overdose in the United States. It’s one of the most powerful opioid narcotics known to clinicians, law enforcement and prevention advocates. It was present in Prince’s highly publicized autopsy. It’s called fentanyl, and it’s claiming the lives of more and more Americans each month. Over the past few years, fentanyl has emerged as an increasingly urgent drug threat and its effects have been reported more and more by local and national media outlets as its bodycount increases.