Tag: mouth swab drug test

Oral Fluid testing

Ask the Experts: Cheating an oral fluid drug test

November 2, 2017

The best way to pass an oral fluid drug test is to not take drugs for several days leading up to the test, or preferably never. To date, we have not found any adulterants that can successfully mask drugs in an oral fluid test, nor are we aware of any devices used to cheat an oral fluid test.