![]() The operator sends the patch to the laboratory, which performs GC/MS confirmation testing on non-negative screening results. The patch gives no visible indication of the presence or absence of drugs. The sweat patch captures the parent drug for cocaine, heroin, and marijuana urine tests detect the metabolites of these drugs. The laboratory analyzes the sweat patch for the presence of cocaine, marijuana, opiates, amphetamine, methamphetamine, and PCP. All the common methods of adulterating the collection pad leave visible signs that can be detected by the operator who removes the patch.ĭetects Six Drugs, Does Not Detect Alcohol One week of sweat patch monitoring is equivalent to three to four urine specimen tests spread over a week.Įach patch is printed with a unique serial number that the operator records when applying the patch. The sweat patch continuously captures any drug and/or drug metabolites that are excreted in the sweat during the seven-day wear period. The sweat patch is designed to be worn for seven days. ![]()
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