BBC News hears from users, dealers, prison and recovery workers as the country battles with a deadly new drug epidemic.

Cychlorphine, a synthetic opioid reportedly up to 10 times more potent than fentanyl, has been linked to at least 55 deaths ...

A new wave of synthetic drugs is sweeping across the United States, raising fear of a worsening drug crisis. The BBC's ...

This is an ongoing investigation.

BBC News hears from users, dealers, prison and recovery workers as America battles with a deadly new drug epidemic.

They potent synthetic opioid is part of a new class of drugs, called "orphines," which are causing alarm ...

Officers say multiple products contained a synthetic compound derived from a naturally occurring chemical found in kratom.

Add Yahoo as a preferred source to see more of our stories on Google. An Owensboro woman was charged with felony drug trafficking, after investigators discovered several pounds of synthetic marijuana ...

Bartlett trustees Tuesday unanimously banned the sale of kratom products, related synthetic drugs and recreational-use nitrous oxide in the village. Village President Dan Gunsteen is now turning his ...

In the blistering heat of Freetown, Sierra Leone, young men gather on street corners, their limbs swollen, eyes glazed. They are the victims of kush, a cheap and deadly synthetic drug sweeping the ...

Police recover more than 500kg of methamphetamine and 300kg of amphetamine in a three-day operation targeting a suspected ...

One man is formally charged after a reported drug bust a a Muhlenberg County convenience store. According to the Muhlenberg ...