Seems they may not be that accurate! High Times did an article long time back- they got a positive reaction to ordinary tea and some other substances, but not pot! I'm sure the tests have improved since then. However, if you do fail, abstain from pot , show them the studies , and demand a retest!


Roadside oral fluid testing: Comparison of the results of Drugwipe tests with laboratory
Roadside oral fluid testing: comparison of the results of drugwipe 5 and drugwipe benzodiazepines on-site tests with laboratory confirmation results of oral fluid and whole blood.

Portable Oral-Fluid Tests Still Unreliable For Pot, Study Says
Portable Oral-Fluid Tests Still Unreliable for Pot, Study Says - NORML

Current Developments in Drug Testing in Oral Fluid.
Therapeutic Drug Monitoring - Abstract: Volume 30(2) April 2008 p 196-202 Current Developments in Drug Testing in Oral Fluid.

Drug-Test Cheats Try New Tricks on Labs
Drug-Test Cheats Try New Tricks on Labs

Granny :hippy: