This guide supports health care providers, systems, and communities seeking to prevent marijuana use by pregnant women. It describes relevant research findings, examines emerging and best practices, identifies knowledge gaps and implementation challenges, and offers useful resources.

This report presents 2016 national estimates of use of alcohol, tobacco products, illicit drugs (such as, marijuana, cocaine, heroin, hallucinogens, and inhalants, as well as the misuse of opioids, prescription pain relievers, tranquilizers, stimulants, and sedatives), substance use disorders, and substance use treatment among people 12 years of age and older. It Includes national estimates of any mental illness, serious mental illness, major depressive episode, use of mental health services and suicidal ideation among adults ages 18 or older and national estimates of major depressive episode, use of mental health services among adolescents aged 12 to 17. Trend information on these topics are also presented.

This guide provides guidelines for brief treatment and counseling with adults living with a marijuana dependence. It describes common treatment issues, assessment of marijuana use, motivational interventions, and how to change marijuana use through skill building.