Morningstar

Fentanyl Positivity Is More Than Seven Times Higher in Random Tests vs. Pre-Employment Drug Screening, Finds 2025 Quest Diagnostics Drug Testing Index

SECAUCUS, N.J., Sept. 2, 2025 /PRNewswire/ -- The percentage of employees in the general U.S. workforce testing positive for fentanyl in random drug tests far exceeded those in pre-employment testing, ...
KXAN

Data: Fentanyl positivity 7x higher in random workplace drug tests than in pre-employment tests

AUSTIN (KXAN) — A new report from Quest Diagnostics, a diagnostic testing and health information services provider, revealed the percentage of employed people who test positive for fentanyl in random ...
Inc

A Study Finds More Fentanyl Showing Up in Workplace Drug Tests. Here’s What to Do About It

Data from New Jersey-based drug test provider Quest Diagnostics involved an analysis of over 8 million workplace drug tests carried out during the last year—meaning the results are statistically ...
Newsweek

Employees Testing Positive for Fentanyl Surges 400 Percent

A new report from Quest Diagnostics revealed that employees testing positive for fentanyl had surged 400 percent over the past five years. The percentage of employees in the general U.S. workforce who ...