Urine Testing Overview

Man offering urine drug test cup to donor

Businesses rely on lab-based urine testing for its cost-effectiveness, capacity to screen for a variety of drugs and ability to withstand most legal challenges.

Urine Testing FAQs

Man in hair drug testing lab

Why is urine testing the most frequently used method for drug testing? What drugs are detected with a urine test? Can a urine drug test be beaten or adulterated?


Urine Testing Lab Tour

Quest Diagnostics employee working in the toxicology laboratory

We are proud of our state-of-the-art laboratories and the work that we do. The results of the drug tests we perform and analyze help employers to make safer, smarter business decisions. Enjoy your video tour.

Process and Certifications

Drug screening test tubes processing in a laboratory

Our lab-based urine drug test panels yield reliable results that allow you to screen for a wide range of illicit and prescription drugs.

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Start Drug Testing Today

Quest Diagnostics employees are there when you need us

Could urine drug testing be a good fit for your company? We can help to answer your questions, provide resources, or even set up an account.
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