People in charge of drug testing must assume that there is some degree of cheating therefore some effective security measures must be implemented in their programs to prevent and detect adulteration. Get a FREE white paper on how to STOP adulteration when you order the AdultaCheck10.

Three common methods of tampering are:

• External (in vitro). Substances added to the urine sample after voiding.
• Internal (in vivo). Things ingested to disguise the drugs in their systems.
• Substitution. Substitution of clean urine.