DURHAM, N.C.--(BUSINESS WIRE)--Inspire Pharmaceuticals, Inc. (NASDAQ: ISPH) announced today that William R. Ringo, Jr. will resign from the Board of Directors of Inspire Pharmaceuticals, Inc., at the Company’s annual meeting scheduled for June 10, 2008. Mr. Ringo has accepted a position as Senior Vice President of Strategy and Business Development at Pfizer Inc.