Tag: Dr. Barry Sample

Hair testing

What you need to know about hair drug testing

March 31, 2020 By

Employers choose hair testing to help identify habitual and periodic drug users using its 90-day drug detection window. Get the facts.

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.

News

Workforce drug positivity increases in more than one-third of U.S. industry sectors examined

September 11, 2019 By

One third of U.S. industry sectors experienced year-over-year double-digit increases in workforce drug positivity between 2015 and 2018.

News

DATIA focus: Drug use in America climbs in customer-facing industries

April 15, 2019 By

Drug use by the US workforce increased each year - and by double-digits over 2 years - between 2015 and 2017, in 5 of 16 major US industry sectors analyzed.

News

Random testing rates for 2019

December 28, 2018 By

The US Department of Transportation agencies and the Coast Guard publish their annual minimum drug and alcohol random testing rates for 2019.

Ask the Experts

Ask the experts: Secondhand marijuana smoke

November 1, 2018 By

You very likely can't fail a drug test from secondhand smoke. There are no published, peer-reviewed studies to date that indicate someone would test positive on a drug test due to incidental exposure of marijuana smoke. Learn more from Dr. Barry Sample, Quest Diagnostics, on this subject here.

Drug Testing

Federal drug testing expanded opiate panel impacting positivity

September 13, 2018 By

The dangers associated with opioids misuse are likely elevated based on a testing population that includes drivers, pilots, and other safety-sensitive roles.

Marijuana

Common questions about marijuana

July 12, 2018 By

Our experts answer common questions about marijuana related to science, drug testing, workplace policies, and state marijuana laws.

Ask the Experts

Ask the Experts: Opiates vs. opioids

June 15, 2018 By

In the midst of our nation’s opioid crisis, many people are confused about the difference between the term opiates and opioids. The media uses the words interchangeably; however there are significant distinctions between the two terms.

News

Workforce drug positivity at highest rate in a decade

May 8, 2018 By

Driven by increases in cocaine, methamphetamine, and marijuana, drug use by the American workforce remains at its highest rate in more than a decade.