Tag: how to pass a drug test
Excuses for positive drug tests
The most common excuses for why people fail drug tests include claims about second-hand smoke or accidental consumption. Arm yourself with knowledge to deter cheating. Continue reading
Ask the Experts: Drug testing cutoffs
Employers should carefully select a drug test specimen type and cutoff level based on the desired window of detection and regulatory requirements. Continue reading
Add certainty with specimen validity testing
Quest Diagnostics offers specimen validity testing with varying levels of quality assurance to help ensure the integrity of a urine drug test. Continue reading
How donors cheat drug tests
The use of oxidizing adulterants is one of the most common ways donors try to cheat a urine drug test. Our chart shows different kinds of adulterants. Continue reading