The document discusses substance abuse treatment and its effectiveness. It covers various treatment programs and approaches, including inpatient/outpatient treatment, counseling, pharmacotherapies, 12-step models, cognitive behavioral therapy, and motivational enhancement. It also addresses factors that can contribute to relapse, such as negative emotional states and interpersonal conflicts. Overall, studies have found that treatment can significantly reduce drug use and criminal behavior while increasing employment and stability. However, barriers like client and community resistance, continuing drug use, and personnel issues can challenge treatment effectiveness.