More Than 80% of People Who Inject Drugs Test Positive for Fentanyl—But Only 18% Intend to Take It

More than 80% of New Yorkers who inject drugs test positive for the opioid fentanyl, despite only 18% reporting using it intentionally, according to a new study by researchers at the NYU School of Global Public Health.

The findings, published in the International Journal of Drug Policy, suggest that many people who inject drugs are unknowingly using fentanyl, which may increase their risk for overdose and potentially their tolerance to fentanyl if it is used over time.

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