WASHINGTON (Reuters) - An anti-smoking drug sold by Pfizer Inc will carry more prominent warnings that patients be monitored for unusual activity including agitation, depression and suicidal behavior, ...

Opioid use disorder is associated with more than 350,000 deaths annually worldwide. Guided by the need for an increased understanding of critical neurobiological features of addiction, researchers ...

As the opioid crisis escalates, the science behind addiction remains poorly understood. To address this need, researchers at University of Utah Health devised a system that allowed zebrafish, a small ...

Background: In Iran, there are an estimated 200,000 injecting drug users (IDUs). Injecting drug use is a relatively new phenomenon for this country, where opium smoking was the predominant form of ...