Experts say cychlorphine, a synthetic opioid, can be up to 10 times more potent than fentanyl and may already be in Arkansas.

The director of the Oklahoma Bureau of Narcotics, Donnie Anderson, has issued a warning about a new and deadly synthetic ...

INDIANAPOLIS — Health officials in Marion County have warned of a new synthetic drug that officials say is 10 times more ...

A new and deadly synthetic opioid has now been confirmed in Oklahoma, according to the Oklahoma Bureau of Narcotics ...

A new synthetic opioid has been linked to at least 16 overdose deaths in East Tennessee over the past five months, according ...

Add Yahoo as a preferred source to see more of our stories on Google. Synthetic cannabis, which is illegal to sell in the U.S., has been linked to an increased number of nonfatal overdoses in some ...