Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock ( ) or https:// means you've safely connected to the .gov website. Share sensitive information only on official, secure websites.
Fact sheet with facts about fentanyl, including types and forms of fentanyl and signs of overdose with tips on overdose.
An official website of the United States government
