premise: This Agreement, subject to the terms and conditions imposed on the removal of Confidential Information under Paragraph 6, sets forth the entire agreement between the Parties with respect to the subject matter hereof, and it may not be modified or amended except by a written agreement executed by the parties hereto; provided, however,  (a) each existing confidentiality agreement between some or all of the Parties shall survive the execution of this Agreement and continue in full force and effect in accordance with its stated terms and conditions, and  (b) the confidentiality obligations arising under the United States Collaboration Agreement, dated March 31, 2005, by and among Shire LLC, Shire Pharmaceuticals Group PLC, and New River Pharmaceuticals Inc., or under the ROW Territory License Agreement, dated March 31, 2005, by and among Shire Pharmaceuticals Ireland Limited, Shire Pharmaceuticals Group PLC, and New River Pharmaceuticals Inc., shall survive the execution of this Agreement and continue in full force and effect in accordance with the stated terms and conditions of each.