This summative report provides a comprehensive overview of drug and substance abuse, focusing on the UK context. It examines the effects of various drugs, including alcohol, over-the-counter medications, heroin, cocaine, and cigarettes, and their impact on individuals and the community. The report highlights key public health concepts, such as culturally relevant approaches, resilient strategies, and community involvement, as crucial for prevention. It analyzes the use of local and national health data to identify health needs, develop policies, and support interventions. Furthermore, the report critically assesses theories and principles of health promotion, recommending the implementation of public health concepts that are culturally relevant and utilize multiple strategies to address risk factors and involve community participation. The report concludes by emphasizing the importance of evidence-based practices, such as classroom-based programs and culturally focused curricula, in reducing drug and substance abuse within the United Kingdom.