As of December, 2024, this site will be retired, but don’t worry – you can find everything you need at questdiagnostics.com/drug-screening.
Please update your bookmarks and visit us at our new home for all future updates.
Thank you for your continued support!
For more information about workplace drug testing, visit Quest Diagnostics
Hair testing for drugs of abuse is the only drug testing method available that provides up to a 90-day drug use history. At Quest, we use state-of-the-art technology in our laboratory backed by a customer service team driven by a passion to show that we’re there when you need us.
