Pennsylvania classified a largely unknown but extremely potent synthetic opioid as a controlled substance. Nitazenes are a class of synthetic opioids that can be more powerful than fentanyl, the state ...

President Donald Trump has signed the Halt All Lethal Trafficking of Fentanyl Act, better known as the "HALT Fentanyl Act," into law.

Nitazene is a synthetic opioid that is banned in the United States. "Nitazenes are a class of synthetic opioids that can be more powerful than fentanyl ," read a news release from the Pennsylvania ...