Category: Drug Testing

Drug Testing

A closer look: Drug testing panels

January 21, 2020 By

With hundreds of different combinations of detectable drugs and cutoff levels, there’s a urine testing panel for almost any reason for drug testing.

Drug Testing

Marijuana frequently asked questions

January 7, 2020 By

Whether it is about its legal status, its side effects, or if employers can drug test employees, questions are plentiful about marijuana. We’ve answered some of the most frequently asked questions to help you sift through the noise and get a true sense of the current state of marijuana.

Urine testing

Seven facts about urine drug testing

December 23, 2019 By

Why is urine testing the most frequently used method for drug testing? Learn the facts about urine testing from Quest Diagnostics.

Drug Testing

International drugs: Opioids and the worldwide epidemic

December 19, 2019 By

The opioid epidemic is not a uniquely American problem. In our new series, International Drugs, we take a closer look at opioid use around the world.

Oral Fluid testing

New oral fluid guidelines for Federal testing

November 21, 2019 By

SAMHSA published scientific and technical guidelines for the inclusion of oral fluid specimens in federal testing. Find out what employers need to know.

Oral Fluid testing

What you need to know about oral fluid drug testing

November 12, 2019 By

Oral fluid drug testing is a popular, accurate, and non-invasive alternative to urine or hair testing. Get answers to the most frequently asked questions about saliva drug testing

Drug Testing

Common questions about the FMCSA Clearinghouse

October 30, 2019 By

In an effort to provide insight, information, and clarity about the upcoming database, we have compiled the most frequently asked questions.

Drug Testing

5 drug positivity take-aways from our Industry Insights webinar

October 14, 2019 By

Read about the 5 take-aways from our recent webinar covering the latest data from the Industry Insights: Quest Diagnostics Drug Testing Index.

Drug Testing

International drugs—a series introduction

September 19, 2019 By

Drug use around the globe is increasing. We will take a deep dive into data from the World Drug Report in our new international drugs blog series.

Drug Testing

3 ways we are improving customer support

September 10, 2019 By

We compiled the top 3 reasons why our employer customers contact us to build self-service resources to best support their most common drug testing inquiries.