MMWR Articles

Key points

  • The MMWR overdose series provides reports on recent and historical overdose related topics like illegal and prescription opioids (e.g., fentanyl, heroin), polysubstance use, psychostimulants, benzodiazepines, xylazine, naloxone, and cannabis.
  • These articles include the latest overdose related scientific information from CDC, as well as historical publications on nonfatal and fatal overdoses, substance use related harms, and substance use disorder.
Content Source
National Center for Injury Prevention and Control
About This Page
Published: May 15, 2024
Updated: August 13, 2026

This page was last updated on this date. Updates may include minor edits, image changes, or other modifications to page content.

Reviewed: August 13, 2026

The information on this page was last reviewed by subject matter experts to ensure accuracy.