The NIDA clinical trials network: evolving, expanding, and addressing the opioid epidemic

Over the past two decades, the National Drug Abuse Treatment Clinical Trials Network (CTN), a program of the National Institute on Drug Abuse (NIDA), has expanded from the initial six Nodes to 16 Nodes, as a nationwide consortium of research scientists and treatment providers working together to improve care for substance use in the nation's communities. Encompassing both specialty care programs and general medical settings, the Network has...