Transcept Pharmaceuticals, Inc. (Nasdaq: TSPT) announced that the U.S. Food and Drug Administration (FDA) has informed the company that it should expect to receive formal notice of a three month extension of the review period for the new drug application (NDA) for Intermezzo(R) (zolpidem tartrate sublingual tablet). The Intermezzo(R) NDA had been assigned a Prescription Drug User Fee Act (PDUFA) date of July 30, 2009. Under this revised timeline, Transcept now anticipates action from the FDA on the NDA on or before October 31, 2009.