The Researched Abuse, Diversion and Addiction-Related Surveillance (RADARS®) System is a prescription drug abuse, misuse and diversion surveillance system that collects timely product-and geographically-specific data. The RADARS System measures rates of abuse, misuse and diversion throughout the United States, contributing to the understanding of trends and aiding the development of effective interventions. These data assist pharmaceutical companies in fulfillment of their regulatory obligations such as risk evaluation and mitigation strategies (REMS).