Drug test Drug test A drug test is a technical analysis of a biological specimen, for example urine, hair, blood, breath, sweat, and/or oral fluid/saliva — to determine the presence or absence of specified parent drugs or their metabolites. Major applications of drug testing include detection of the presence of performance enhancing steroids in sport, employers and parole/probation officers screening for drugs prohibited by law (such as cannabis, cocaine, methamphetamine, and heroin) and police officers testing for the presence and concentration of alcohol (ethanol) in the blood commonly referred to as BAC (blood alcohol content). BAC tests are typically administered via a
Arguments for and against drug prohibition a gun to the heads of the ACMD and demanded that this drug should be banned before a single autopsy had been completed ... The politicians talk about using drug classification as a way of sending 'messages' to young people. I fear that the only message that will be sent by the hasty decision on mephedrone is that the drug laws deserve no respect." Professor David Nutt, the former chairman of the ACMD, said: "the previous government's rush to ban mephedrone never had any serious scientific credibility – it looks much more like a decision based on a short-term electoral