Thallion Pharmaceuticals Inc. Announces its Operating Highlights and Presents Ecopia BioSciences Inc.'s Financial Results for the First Quarter of Fiscal Year 2007

MONTREAL, QUEBEC -- (MARKET WIRE) -- April 04, 2007 -- Thallion Pharmaceuticals Inc. (formed by the merger of Ecopia BioSciences Inc. and Caprion Pharmaceuticals Inc. on March 14, 2007) (TSX: TLN) today reviewed recent operating highlights and announced the financial results for Ecopia's first quarter ended February 28, 2007. Today's announcement represents the last report of Ecopia's financial results consistent with current regulatory requirements after which we will review and announce future operating highlights and financial results as Thallion Pharmaceuticals Inc. beginning with the second quarter ending May 31, 2007.