Why choose Quest Diagnostics

January 5, 2021 By

Quest Diagnostics is the only SAMHSA-certified and CAP-FDT-accredited laboratory to offer in-house testing for all three of the most popular drug test types: urine, oral fluid, and hair.
Comprehensive drug testing solutions

December 15, 2020 By

Drug testing can be complicated, but it doesn’t have to be. We can help employers choose the elements that are most valuable for their employees.
New insights from the National Survey on Drug Use and Health

December 8, 2020 By

It is important for employers to examine trends and data, such as NSDUH, that helps to inform a workforce drug testing program.
Marijuana positivity in America’s workplace

September 15, 2020 By

Data shows increases in marijuana positivity rates across workforce categories, drug test specimen types, and regions in the United States.
Drug use rises again in the American workforce

August 25, 2020 By

Drug positivity in 2019 hit a 16-year high in the US workforce, according to the latest Quest Diagnostics Drug Testing Index.
Ask the experts: Is an oral fluid drug test safe?

June 9, 2020 By

During the novel coronavirus health crisis, many employers ask is if an oral fluid drug test is safe in the current circumstances. Under rigorous safety procedures, drug testing continues across the country.
Electronic breath alcohol test (eBAT) now available

May 26, 2020 By

With an expanding collection site network, electronic breath alcohol testing, or eBAT, from an industry leader is now a reality.
Drug test collections during the COVID-19 emergency

April 7, 2020 By

Quest Diagnostics continues to provide workplace drug and alcohol testing solutions while working to maintain a safe environment for donors and employees.
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.
Drug Testing Savings Calculator tabulates ROI

May 21, 2019 By

Our Drug Testing Savings Calculator helps companies evaluate the return on their drug testing investment. Try it out for yourself.

Latest posts

White Papers

The new age of marijuana white paper

February 23, 2021 By

This white paper aims to shed light on the drug, its legal classification, and the importance of drug testing in the workplace.

Drug Testing

Would-be cheaters bet on synthetic urine

February 9, 2021 By

One popular way that an individual attempts to cheat a urine drug test is synthetic urine. Learn more about safeguards offered by trained collectors at Quest Diagnostics.

Drug Testing

Beyond pre-employment drug testing

February 2, 2021 By

Combining one or more reasons for testing is the best way to avoid hiring applicants who use drugs while discouraging drug abuse among employees.

Urine testing

Seven facts about urine drug testing

January 26, 2021 By

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

Drug Testing

Does workforce drug testing work?

January 19, 2021 By

There is a wealth of research that shows that workforce drug testing can help to foster a healthy, safe, drug-free environment.

Reasons for Testing

Random drug testing benefits employers

January 12, 2021 By

As drug use continues to rise, it is more important than ever to combine pre-employment testing with a random drug testing program.