A Canadian study finds that as fentanyl use began increasing in 2014, opioid agonist treatment duration with methadone or ...

President Claudia Sheinbaum has accommodated U.S. security demands on stemming the flow of the lethal narcotic, but hasn’t ...

Authorities say she planned to send the poisoned chocolates disguised as a congratulatory gift from a travel agency.

A day after President Trump announced a new 35 percent tariff on Canadian goods beginning next month, Prime Minister Mark ...

The S&P 500 followed a record-breaking Thursday by dipping 0.33% Friday after President Donald Trump said he would impose a ...

The U.S. Treasury said on Wednesday it had extended a deadline to September 4 for a prohibition on certain transactions ...

A 52-year-old man is being held in the Yakima County jail after police say they seized large amounts of methamphetamine and ...

The woman tried to buy the fentanyl from an undercover investigator at a motel and was then arrested, officials say.

Federal authorities have arrested Brian Lamont Posley, Jr. for large-scale fentanyl sales in Chattanooga. Agents said an ...

A federal judge in New Hampshire said he'll certify a class action lawsuit including all children who'll be affected by ...

Pamela Jean Stanley was recorded telling an acquaintance she wanted to buy powdered fentanyl to “inject” into a box of ...

Now, experts say, fentanyl, a cheap, synthetic opiate originally dreamed up to treat people with end-of-life cancer, is either trekked in across the U.S.’s southern border by American mules, where ...