ACTON, Mass., May 8, 2012 /PRNewswire/ -- Psychemedics Corporation (NASDAQ: PMD) today announced first quarter financial results for the period ended March 31, 2012.

ACTON, Mass., May 2, 2012 /PRNewswire/ -- In an industry where safety is paramount, one Texas oil refinery is leading the charge with an innovative drug testing program.

ACTON, Mass., April 11, 2012 /PRNewswire/ -- Psychemedics Corporation (NASDAQ: PMD) announced that Sarah Ashby has joined the company as Associate General Counsel.

ACTON, Mass., March 12, 2012 /PRNewswire/ -- Psychemedics Corporation (NASDAQ: PMD) announced that this year marks the 25 year anniversary celebration of the corporation, the world's leading

ACTON, Mass., Feb. 23, 2012 /PRNewswire/ -- Psychemedics Corporation (NASDAQ: PMD) today announced fourth quarter and year-end financial results for the period ended December 31, 2011.