Laboratory testing for drugs of abuse has become standard practice in many settings both
forensic and clinical. Urine is the predominant specimen, but other specimens are possible …

Urine drugs of abuse testing has screening by immunoassay is routinely used for clinical
and forensic applications. Although immunoassay screens can provide a fast result for many …

Analytical techniques are available to reliably detect and, if necessary, quantify drugs of
abuse and their metabolites in urine. A variety of different immunoassays are likely to remain …

Background: There is currently a profusion of near-patient testing devices that have been
specifically targeted at drug dependency units and clinics. Some of these devices have been …

Drugs of abuse testing is widely used clinically and forensically. Urine is the preferred type
of specimen for drugs of abuse screening, but saliva, sweat, hair, and meconium are …

PRIMARY OBJECTIVE: To replace immunoassay screening for drugs of abuse (DOA) with a
cost-effective tandem mass spectrometry method. SECONDARY OBJECTIVE: To …

In the US, the analysis of human urine for selected commonly abused drugs and their
metabolites has in recent years grown to be a minor industry. Some 80 or more laboratories …

Traditional clinical toxicology involves the analysis of patient urine samples by
immunoassays designed to detect opiates/opioids, amphetamine/methamphetamine …

The minimum concentrations of an analyte that can be reliably detected or measured in an
analytical proce-dure are important performance characteristics of the assay. Over the years …

A simple, 10-min immunoassay system has been developed that simultaneously screens for
five different classes of drugs of abuse in a urine sample. This system tests for …