How long will drugs show up on a saliva drug test? You
will note below that a saliva drug test can positive drug
results in a matter of hours. A urine drug test can show
positive results in a matter of days.
*There are many factors that affect the actual window of
detection (see How
Long Do Drugs Stay In Your System - Drug
Detection Times for more information). This chart is meant
to give relative results for the majority of cases. There are always
situations that affect the actual drug test window.
**Nicotine is metabolized as Cotinine and can be detected on a
Cotinine Urine Test.
