U.S. Attorney for the Northern District of Georgia Sally Yates, speaks to reporters during a news conference at the Justice Department in Washington, Wednesday, Sep. 1, 2010, regarding a major settlement with a pharmaceutical company for False Claims Act and off-label marketing violations. Allergan Inc., the maker of wrinkle-smoothing Botox, has agreed to pay $600 million to settle a yearslong federal investigation into its marketing of the top-selling, botulin-based drug. (AP Photo/Manuel Balce Ceneta)

Photo by: Manuel Balce Ceneta

U.S. Attorney for the Northern District of Georgia Sally Yates, speaks to reporters during a news conference at the Justice Department in Washington, Wednesday, Sep. 1, 2010, regarding a major settlement with a pharmaceutical company for False Claims Act and off-label marketing violations. Allergan Inc., the maker of wrinkle-smoothing Botox, has agreed to pay $600 million to settle a yearslong federal investigation into its marketing of the top-selling, botulin-based drug. (AP Photo/Manuel Balce Ceneta)