False positive opiate immunoassay caused by diphenhydramine

Clin Toxicol (Phila). 2022 Sep;60(9):1073-1074. doi: 10.1080/15563650.2022.2071285. Epub 2022 May 12.
No abstract available

Keywords: False positive; diphenhydramine; opiate; rapid urine drug screen.

Publication types

  • Letter

MeSH terms

  • Analgesics, Opioid
  • Diphenhydramine*
  • False Positive Reactions
  • Humans
  • Immunoassay
  • Opiate Alkaloids*
  • Substance Abuse Detection

Substances

  • Analgesics, Opioid
  • Opiate Alkaloids
  • Diphenhydramine