San Bernardino High School Students Debut Fentanyl PSA JustThinkTwice.gov sent this bulletin at 01/27/2023 09:55 AM EST View as a webpage / Share Just One Pill Can Kill: A Message to Students by Students Check out the PSA made by students at Arroyo Valley High School in San Bernardino, Calif. to warn their peers about fentanyl. Watch Now Justthinktwice.com is a United States Government, Drug Enforcement Administration (DEA) website. The inclusion of a link on this website does not constitute an official endorsement, guarantee, or approval by DEA.