What is fentanyl? The little-known but deadly drug that killed Prince, US news

One of the most dangerous drugs is a synthetic opioid ‘so potent and that even a microgram amount can kill’ – and it’s up to 50 times more powerful than heroin

Fentanyl, The Drug That Killed Prince, Is 100 Times Stronger Than Heroin

Fentanyl: How Dangerous is It?

A deadly new trend: Fentanyl and other synthetic opioids sold as counterfeits

Prince George's County Police warn of fentanyl-laced drugs

Drugs found under trapdoor at nursery where child died of fentanyl exposure

Europe dodges US fentanyl crisis but for how long? –

Powerful opioid fentanyl poses serious risk of fatal overdose

Obama officials failed to focus as fentanyl burned its way across America – The Morning Call

Fentanyl-spiked pills killed these Kansas City area teens

Five Years Ago, Fentanyl Was An Obscure Hospital Drug. Here's How It Completely Took Over The US Illicit Drug Market.

How to keep kids safe in the age of fentanyl

What Is Fentanyl? The Drug That Killed Prince Has Killed Thousands of Others

Prince Died Of Accidental Overdose, Says Medical Examiner : The Two-Way : NPR

Fentanyl: Drug That Killed Prince, Tom Petty Has Long History of Abuse