NeurogesX, Inc. (NeurogesX) is a biopharmaceutical company focused on developing and commercializing pain management therapies. The Company is assembling a portfolio of pain management product candidates and is developing new therapies based on known chemical entities. Its initial focus is on the management of chronic peripheral neuropathic pain conditions. The Company’s most advanced product candidate, Qutenza, a dermal patch containing a high concentration of synthetic capsaicin, is designed to manage pain associated with peripheral neuropathic pain conditions. The Company submitted to the United States Food and Drug Administration’s (FDA) an new drug application (NDA) for Qutenza for the management of pain associated with postherpetic neuralgia (PHN), in October 2008 which was filed by the FDA in December 2008. The Company's Products include Qutenza, NGX-1998, Acetaminophen Prodrugs (NGX-1576, NGX-9674, NGX-5752) and Opioid Prodrugs (NGX-6052).