6. Commitments and Contingencies Legal Matters Other than the matters that we have disclosed below, we from time to time become involved in various ordinary course legal and administrative proceedings, which include intellectual property, commercial, governmental and regulatory investigations, employee related issues and private litigation, which we do not believe are either individually or collectively material. As legal and governmental proceedings are inherently unpredictable and, in part, beyond our control, unless otherwise indicated, we cannot reasonably predict the outcome of these legal proceedings, nor can we estimate the amount of loss, or range of loss, if any, that may result from these proceedings. An adverse outcome in any of these proceedings could have a material adverse effect on our business, financial condition, results of operations and cash flows, and could cause the market value of our common shares to decline. Government Proceedings Like other companies in the pharmaceutical industry, we are subject to extensive regulation by national, state and local government agencies in the United States. As a result, interaction with government agencies occurs in the normal course of our operations. The following is a brief description of pending governmental investigations which we believe are potentially material at this time. It is possible that criminal charges and substantial payments, fines and/or civil penalties or damages could result from any government investigation or proceeding, as well as a corporate integrity agreement or similar government mandated compliance document, whether we deem an investigation to be material or not at this time. Department of Health and Human Services Investigation. We received a subpoena, dated December 9, 2013, from the Office of Inspector General of the Department of Health and Human Services, or HHS, in connection with an investigation of potential violations involving HHS programs. The subpoena was issued in connection with an investigation by the U.S. Attor