Urine drug testing

Quest Diagnostics

Urine testing overview

Man in hair drug testing lab

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 offering urine drug test cup to donor

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 resources

Lab specialist loading drug test specimens into instrument

We strive to provide industry-leading tools and resources that answer your most common questions, improve your drug testing programs, and leverage best practices.

Urine testing panels & cutoffs

Drug screening test tubes processing in a laboratory

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

See our test panels

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Quest Diagnostics employees are there when you need us

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