Expected Drug Levels in Hair of Proven Drug Users

Dilute Products Percentage

The trapping of drugs in hair has been shown to be dose dependent 55,56 . Many variables, however, impact the use of hair results to indicate amount of drug use. These include biochemical individuality, effective washing, and cosmetic treatments. Severe cosmetic treatments can reduce the amount of some drugs in hair, whereas normal shampooing serves to decontaminate, although only partially in many cases. Analyses of the hair from drug users who have tested positive in urinaly-sis provide a...

The eScreen123 Software Runs the eScreen System

The eScreen system consists of a suite of hardware installed at the point of collection. The hardware suite consists of a Windows PC, monitor, eReader Fig. 2 , signature capture device, barcode reader, and laser printer. The PC is connected to the Internet, preferably via a broadband connection, and runs the eScreen123 eScreen software platform. The eScreen123 Fig. 3 software is a Web-based application allowing each of the service providers e.g., the collection site, laboratory, MRO, and...

Diluted Urine A Simple Way to Beat Drug Tests

A negative result for the presence of abused drugs in a urine specimen does not necessarily mean that no drug is present. It is also possible that the amount of drug was below the cut-off values used in the drug-testing protocol. Diluting urine is a simple way to beat an otherwise positive drug test if the original concentrations of drugs in the urine are just slightly above the cut-off values. To counteract this strategy, creatinine analysis in urine is an effective method to detect diluted...