Psychemedics Corporation (Psychemedics) provides testing services for the detection of drugs of abuse through the analysis of hair samples. The Company’s testing methods utilize a technology that digests the hair and releases drugs trapped in the hair without destroying the drugs. The Company’s primary application of its technology is as a testing service that analyzes hair samples for the presence of certain drugs of abuse. The Company performs a custom-designed enzyme immunoassay (EIA) on the liquid supernatant, with confirmation testing by mass spectrometry. Psychemedics provides screening and confirmation by mass spectrometry using various practices for cocaine, marijuana, phencyclidine (PCP), amphetamines, including ecstasy, and opiates, including heroin, hydrocodone, hydromorphone, oxycodone and codeine. The Company also offers a test for alcohol using hair, which measures average alcohol consumption over a period of approximately three months.