#CHEAT HAPPENS FALSE POSITIVE SKIN#

The lab usually performs 'screening tests' for several different drugs, using an immunoassay testing system. Before application, the subject's arm is swabbed with an isopropyl alcohol rub.ДЄfter the patch has been worn for approximately seven to ten days, it is removed and the gauze pad is sent to the laboratory for testing. The sweat patch is usually worn on the subject's upper arm. The membrane has an adhesive perimeter that sticks tightly to the test subject's skin. The sweat patch consists of a gauze pad covered by a protective membrane similar to that of a band-aid.

If you are involved in a court case where sweat patch evidence is being used, please contact us at Drug Policy Alliance tracks the use of the sweat patch, and in some cases can assist individuals in challenging the use or admission of sweat patch test results. False positives carry serious consequences for tested individuals - sometimes including incarceration or loss of child custody. We believe that sweat patch testing poses an unacceptably strong potential for false positive test results. The Drug Policy Alliance and DPA Network feel that the use of sweat testing in any of these settings is inappropriate, as published, peer-reviewed research has revealed serious problems with current sweat testing technology. The federal government is currently considering use of the sweat patch in federal workplace drug testing. Individuals required to wear the sweat patch are those on probation or involved in child custody cases. The patch is used to detect the presence of drugs as excreted through perspiration.

#CHEAT HAPPENS FALSE POSITIVE SKIN#

The sweat patch is affixed to the skin in much the same way as a band-aid, and is worn for up to 14 days. A recent innovation in the science of drug testing, the PharmChek Drugs of Abuse Patch - or 'sweat patch' - is used to test for various illegal drugs.

Cheat happens false positive