Epidemiology and Historical Drug Use Patterns.- Developmental Perspectives and Risk Factors for Substance Use.- Screening for Substance Use and Associated Medical Conditions.- How to Navigate Different Levels of Care.- Co-occurring Mental Health Disorders.- Behavioral Interventions for Substance Use and Relapse Prevention.- Medications for Substance Use and Relapse Prevention.- Prevention.- Addressing Substance Use in Childhood, Adolescence, and Young Adulthood.- Role of Families, Schools, and Communities in Treatment and Recovery: From First Responders to Sustained Support.- Special Populations and Topics in Adolescent Substance Use.- Case Study 1: Screening.- Case Study 2: Navigating Treatment Settings.- Case 3: Confidentiality and Parental Involvement.- Case Study 4: Buprenorphine Induction.- Case Study 5: Adolescent Community Reinforcement Approach: Functional Analysis .- Case Study 6: Treatments for Alcohol Use Disorder .- Case Study 7: Relapse Prevention. sakriti opis