Category: Hair testing

Our webinar series teaches you the fundamentals of the most popular drug test specimens to help employers execute a successful workforce drug testing program. Watch now.

SAMHSA has proposed scientific and technical guidelines for the inclusion of hair in Federal drug testing programs. Note: These are only proposed Guidelines and hair testing is not approved for any Federally mandated drug (eg, DOT) testing. Read all public comments online including those from Quest.

Hair drug testing can benefit all aspects of your business, but especially transportation.

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

Recent enhancements to our hair testing panels now allow for more specific testing for opiate-like or opioid drug such as oxycodone and its metabolites.

Quest Diagnostics answered many questions about hair drug testing during our webinar, but here are a few of the most commonly asked questions.

In the third and final installment of our webinar series, Back to basics, we focused on hair drug testing and combed through the key features.

Employers who look for solutions to detect one-time drug use often ask if hair testing may be a viable option. We help to provide insight.

Untangling the benefits of this drug testing type, Quest experts provide insightful information in our upcoming webinar, Back to basics: hair drug testing.

The Brazilian government faced challenges to reduce traffic fatalities and decrease drug use by drivers. Read more in DATIA focus.