An early warning system to spot synthetic opioids and other drugs is being developed by ministers, in an attempt to prevent a US-style fentanyl crisis. It will test waste water and spikes of overdoses ...

Overdose deaths confirmed to involve nitazenes have risen sharply in the U.S., from 27 in 2020 to 409 in 2024, according to ...

Opioids and stimulants are distinct drug classes: opioids are pain relievers that depress the nervous system, while stimulants increase alertness and energy levels. Opioids act as potent pain ...

Opioid drugs such as morphine and fentanyl are like the two-faced Roman god Janus: The kindly face delivers pain relief to millions of sufferers, while the grim face drives an opioid abuse and ...

Fifty new drugs were detected across Europe in 2025 alone, many of them highly potent synthetic opioids. Can the EU’s drugs ...

The Arkansas Opioid Recovery Partnership and the University of Arkansas System's Criminal Justice Institute have partnered to ...

Historically, the receipt of prescription opioids has differed among racial groups in the United States. Research has not sufficiently explored the contribution of individual health systems to these ...

There were about 181,806 nonfatal opioid overdoses recorded in the United States in the past year, and it’s taken about 9.8 minutes on average for emergency medical services to reach someone who’s ...

A new imaging study showed that listening to favorite music affects the function of the brain's opioid system. A new imaging study by the Turku PET Centre in Finland showed that listening to favorite ...

Feeling good doesn't just lift our mood—it also helps us stay flexible and resilient. A new study by an international team of neuroscientists shows that natural brain opioids released after rewards ...

A study finds that T cells induced by heroin cross the blood-brain barrier to wreak havoc on the brain, hinting at new ways to prevent withdrawal. Researchers have uncovered one way that opioid use ...

Brain regulation of feeding behavior traits has remained incompletely understood. In a new study, researchers discovered a connection between the function of the opioid system and food craving ...