SAN MATEO, Calif., Nov. 8, 2011 (GLOBE NEWSWIRE) -- NeurogesX, Inc. (Nasdaq:NGSX), a biopharmaceutical company focused on developing and commercializing novel pain management therapies, announced it will hold a conference call today, Tuesday, November 8, 2011 at 8:30 a.m. ET (5:30 a.m. PT) to report results for its Phase 2 clinical study of NGX-1998, a topical liquid formulation of high-concentration capsaicin, in patients with postherpetic neuralgia (PHN).