Polysubstance use disorder is a mental health condition in which someone uses more than one substance at the same time or within a short period of time, despite a pattern of negative effects.

In 2024, there were almost 300,000 hospitalizations related to alcohol or drugs, representing 12% of all hospitalizations in Canada. The majority were related to the broad health effects of substance ...

Substance use and substance use disorder differ by the frequency of use and the effect on a person’s life. Substance use disorder is a mental health condition. Substance use refers to using both legal ...

Methadone is a vital medication for opioid use disorder, yet it remains underused because of restrictive federal and state regulations. Before 2018, not all state Medicaid programs covered methadone ...

Source: Mark Gold, MD with permission Addiction medicine is in the midst of a conceptual tectonic shift. Recent work by Director Nora Volkow and her National Institute on Drug Abuse (NIDA) colleagues ...

At least half of everyone with eating disorders abuses alcohol or illicit drugs, five times more than people without eating disorders. Conversely, more than a third (35 percent) with substance use ...

Some psychedelics, psychoactive substances that alter people's mood, perceptions and mental processes, were recently found to ...

In the popular consciousness, GLP-1 receptor agonists are mainly considered agents for weight loss. But newer research is suggesting they could also be an ally in the fight against alcohol and other ...