Pipex Pharmaceuticals Is Approved for Listing on the AMEX

ANN ARBOR, MI--(MARKET WIRE)--Jun 20, 2007 -- Pipex Pharmaceuticals, Inc. (“Pipex” or the “Company”) (OTC BB:PPEX.OB - News), a specialty pharmaceutical company developing innovative late-stage oral drug candidates for the treatment of neurologic and fibrotic diseases, announced today that it has received notice from the American Stock Exchange (“AMEX”), that its application for listing on AMEX has been approved. Pipex expects that its shares of common stock will trade on AMEX beginning at the opening of the market on or before June 26, 2007 under the new ticker symbol “PP.”