Fentanyl, which is 50 times as potent as heroin, laces many batches of heroin and cocaine, and it is now involved in at least half of all opioid overdose deaths. More than 70,000 people died of ...

ACR teaches clients most at risk of overdosing how to use the test strips. Users dip the strips for 15 seconds into containers, known as “cookers,” used to mix heroin or other drugs with water ...