Overview A 13-Week, Randomized, Double-Blind, Multicenter, Placebo-Controlled Study Of Pregabalin For Postherpetic Neuralgia Status: Completed Trial end date: 2007-11-01 Target enrollment: Participant gender: Summary The purpose of this study is to evaluate efficacy and safety of pregabalin in the treatment of postherpetic neuralgia in a dose-ranging manner. Phase: Phase 3 Details Lead Sponsor: PfizerPfizer's Upjohn has merged with Mylan to form Viatris Inc.Treatments: Pregabalin