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  2. Drug test - Wikipedia

    en.wikipedia.org/wiki/Drug_test

    A drug test (also often toxicology screen or tox screen) is a technical analysis of a biological specimen, for example urine, hair, blood, breath, sweat, or oral fluid/saliva—to determine the presence or absence of specified parent drugs or their metabolites.

  3. Enzyme multiplied immunoassay technique - Wikipedia

    en.wikipedia.org/wiki/Enzyme_multiplied...

    Enzyme multiplied immunoassay technique (EMIT) is a common method for qualitative and quantitative determination of therapeutic and recreational drugs and certain proteins in serum and urine. [1] It is an immunoassay in which a drug or metabolite in the sample competes with a drug/metabolite labelled with an enzyme, to bind to an antibody. The ...

  4. Psychemedics Corporation - Wikipedia

    en.wikipedia.org/wiki/Psychemedics_Corporation

    Psychemedics Corporation is a United States corporation which provides patented, FDA-cleared, CAP certified clinical laboratory services for the detection of drugs of abuse. The company's corporate headquarters are located in Acton , Massachusetts and its laboratory operations are located in Culver City , California .

  5. Medicare on drugs: 24,000 tests for 145 patients - AOL

    www.aol.com/article/2014/05/29/medicare-on-drugs...

    By M.B. Pell and Sharon Begley (Reuters) - Three Connecticut doctors billed Medicare for nearly 24,000 drug tests in 2012 - on just 145 patients. Despite the extraordinary number, Medicare ...

  6. Marquis reagent - Wikipedia

    en.wikipedia.org/wiki/Marquis_reagent

    The above photo shows the positive results of the number 2 Marquis reagent presumptive drug test when used with a sample of opium. It is the primary presumptive test used in Ecstasy reagent testing kits. It can also be used to test for such substances as opiates (e.g. codeine, heroin), and phenethylamines (e.g. 2C-B, mescaline).

  7. Forensic toxicology - Wikipedia

    en.wikipedia.org/wiki/Forensic_toxicology

    Testing for drugs in hair is not standard throughout the population. The darker and coarser the hair the more drug that will be found in the hair. If two people consumed the same amount of drugs, the person with the darker and coarser hair will have more drug in their hair than the lighter haired person when tested.