Comprehensive method to detect nitazene analogues and xylazine in wastewater.

Environ Sci Pollut Res Int · 2025 · PMC12811310 · PMID 40259082

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an increasing trendno p-value reported

There has been an increasing trend in the proportion of illicit fentanyl overdose deaths where xylazine was present, with available data, reporting a change from 2.9% in January 2019 to 10.9% in June 2022 in the USA (Kariisa et al. 2023 ).

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