Fentanyl as a marker of illicit drug use in morphine-positive urine specimens from workplace drug testing

Fentanyl as a marker of illicit drug use in morphine-positive urine specimens from workplace drug testing

Total morphine is an important urinary marker of heroin use but can also be present from prescriptions or poppy seed ingestion. In specimens with morphine concentrations consistent with poppy seed ingestion (

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Veröffentlicht in:Journal of analytical toxicology 2024-03, Vol.48 (3), p.185-190
Hauptverfasser: Vikingsson, Svante, Winecker, Ruth E, Kuntz, David J, Clark, Michael, Jacques, Martin, Hart, E Dale, Hayes, Eugene D, Flegel, Ronald R, Davis, Lisa S
Format: Artikel
Sprache:eng
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Zusammenfassung:Total morphine is an important urinary marker of heroin use but can also be present from prescriptions or poppy seed ingestion. In specimens with morphine concentrations consistent with poppy seed ingestion (
ISSN:0146-4760
1945-2403
DOI:10.1093/jat/bkae003