Fentanyl is a synthetic opioid that’s 50-100 times stronger than the pain reliever morphine. While some people use fentanyl on purpose, many others get it in their systems without their knowledge.

A red stripe on a test strip indicates that a heroin sample is positive for fentanyl. In the face of relentless increases in overdose deaths that involve fentanyl, the strips have become an important ...

In an effort to slow the proliferation of synthetic opioid-related deaths, California will begin offering free fentanyl-testing strips to eligible organizations across the state that ask for them, the ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. DENVER (KDVR) — The death of five adults in ...

Amid a nationwide overdose epidemic, more states are legalizing at-home fentanyl rapid tests to spot the potentially fatal substance hidden in recreational drugs. Last week, Tennessee and New Mexico ...

The government’s top addiction scientists and key public health officials are calling for more research into fentanyl test strips. Amid a devastating overdose epidemic, the U.S. must ensure that test ...

SACRAMENTO — Fentanyl test strips used to be illegal in California. Now, state law requires them on community and state college campuses, and they're popping up everywhere from vending machines to ...

Proponents say the ability to check drugs for the presence of lethal fentanyl may save lives. But critics say the strips enable drug use. By Jan Hoffman Photographs by Desiree Rios “You smoke weed?” ...

Beginning Monday, people in Pennsylvania who buy or carry fentanyl testing strips will no longer face potential criminal charges for possession of drug paraphernalia. The state legislature, with final ...