Gilead Sciences, Inc. (Nasdaq: GILD) today announced that Gilead and Teva Pharmaceuticals have reached an agreement in principle to settle the ongoing patent litigation concerning the patents protecting Viread® (tenofovir disoproxil fumarate), a treatment for HIV infection and chronic hepatitis B. Under the terms of the settlement, Teva will be allowed to launch a generic version of Viread on December 15, 2017. “We believe strongly in the validity of our intellectual property,” said John Milligan, PhD, Gilead’s President and Chief Operating Officer. “This settlement, however, removes some uncertainty and minimizes further distraction and investment of human and financial resources associated with this litigation.” The trial in this litigation, which was scheduled to begin on Wednesday, February 20 in the District Court for the Southern District of New York, has been adjourned pending completion of activities necessary to finalize the settlement. About Gilead Sciences Gilead Sciences is a biopharmaceutical company that discovers, develops and commercializes innovative therapeutics in areas of unmet medical need. The company’s mission is to advance the care of patients suffering from life-threatening diseases worldwide. Headquartered in Foster City, California, Gilead has operations in North America, Europe and Asia Pacific. For more information on Gilead Sciences, please visit the company’s website at www.gilead.com , follow Gilead on Twitter ( @GileadSciences ) or call Gilead Public Affairs at 1-800-GILEAD-5 or 1-650-574-3000.