LiverTox, a National Institues of Health (NIH) web site, provides up-to-date, accurate, and easily accessed information on the diagnosis, cause, frequency, patterns, and management of liver injury attributable to prescription and nonprescription medications, herbals and dietary supplements.  LiverTox also includes a case registry that will enable scientific analysis and better characterization of the clinical patterns of liver injury.  The LiverTox website provides a comprehensive free resource for physicians, their patients, clinical academician,s and researchers to use.