General overview documents about opioids and other drugs:
- DEA: 2017 National Drug Threat Assessment (October 2017)
- SAMHSA: Key Substance Use and Mental Health Indicators; 2016 National Survey on Drug Use and Health, 2016 (2017)
- NJEM: The Role of Science in Addressing the Opioid Crisis (July 2017)
- NFLIS Special Report: Opiates and Related Drugs, 2009–2014 (Revised February 2016)
Links to current information on drug testing:
Links to current information on selected drugs.