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Rapid testing finds growing mix of hazardous chemicals in illicit fentanyl

A U.S. rapid-analysis program has detected that illegally produced fentanyl is increasingly adulterated with a variety of dangerous chemicals.

The rapid-analysis initiative, which monitors street-level fentanyl, reported that the synthetic opioid is being cut with an expanding array of toxic substances. Researchers highlighted the trend as a rising public-health threat, noting that the contaminants could exacerbate overdose risks. The findings underscore the need for enhanced surveillance and warning efforts.

Why it matters

Growing contamination of street fentanyl raises overdose risk and challenges public-health responses.

In this story

fentanylillicit drugtoxic chemicalsrapid analysisstreet drugcontaminationpublic health
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