Addiction Psychiatry & OSCE Practice Guide for Mental Health Nurses is a comprehensive and practical resource tailored to the unique learning needs of nursing students and professionals working in psychiatric and mental health settings. The book provides an in-depth understanding of substance use disorders, behavioral addictions, and their multifaceted impact on individuals, families, and communities. It integrates evidence-based nursing interventions with a compassionate, person-centered approach. Designed to bridge the gap between theory and clinical application, this guide includes high-yield OSCE (Objective Structured Clinical Examination) scenarios that reflect real-life challenges encountered in addiction psychiatry. Each OSCE station is accompanied by key assessment criteria, sample dialogues, and clinical tips to enhance confidence and competence in patient interactions. With clear explanations, case-based discussions, and structured learning tools, this book is ideal for BSc and MSc nursing students, nurse educators, and practicing mental health nurses preparing for exams or clinical postings. Emphasizing therapeutic communication, ethical practice, and holistic care, it empowers nurses to take an active role in the management and recovery of individuals struggling with addiction. Whether you're preparing for OSCEs or seeking a deeper understanding of addiction psychiatry, this guide offers a vital foundation for excellence in mental health nursing.