Opioid dependence is a serious concern in individuals with schizophrenia, as the co-occurrence of these 2 conditions presents unique challenges in diagnosis, treatment, and recovery. This article provides an overview of the relationship between opioid dependence and schizophrenia, exploring the factors contributing to their co-occurrence, potential mechanisms underlying this comorbidity, and evidence-based interventions. By understanding the complexities of this dual diagnosis, mental health professionals can develop comprehensive strategies to address both conditions effectively.