Tag: detection window
Quest Diagnostics hair testing now includes specific testing for Fentanyl and Methadone
Recent enhancements to our hair testing panels now allow for more specific testing for Fentanyl and Methadone.
Ask the experts: Can hair testing detect one-time drug use?
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.
By the numbers: Drug users avoid working for employers who test
National Survey on Drug Use and Health (NSDUH) national drug use data, compared to Quest Diagnostics Drug Testing Index (DTI) workplace drug use data reveals that drug users avoid working for employers who test.
