Outlines treatment options for youth with traumatic stress who are experiencing substance abuse problems. This fact sheet, a part of the Understanding the Links Between Adolescent Trauma and Substance Abuse: A Toolkit for Providers, includes information on screening and assessment for substance abuse, treating youth with substance abuse and traumatic stress, considering the culture and context of the youth and their using, integrated treatment approaches for adolescents, as well as trauma-focused interventions for adolescents and substance abuse interventions.