CHAPEL HILL, N.C.--(BUSINESS WIRE)--POZEN Inc. (NASDAQ:POZN) announced today that it submitted a response to the Approvable letter for Trexima received on August 1, 2007. This action comes after POZEN and GlaxoSmithKline met jointly with the U.S. Food and Drug Administration (FDA) to discuss the proposed plan for responding to the Approvable letter.