This report discusses national estimates on the prevalence of mental illness and the use of mental health services among people ages 12 years and older. It also presents data about co-occurring mental illness and substance use disorders.

This guide highlights the use of medication-assisted treatment (MAT) for opioid use disorder in drug courts. It reviews effective medications, including methadone, buprenorphine, and naltrexone. The guide also provides strategies to increase the use of MAT in drug court programs.