Overview Study Evaluating the Efficacy of DVS-233 in Fibromyalgia Status: Terminated Trial end date: 2007-06-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine if DVS-233 is safe and effective in the treatment of pain and other symptoms of fibromyalgia syndrome. Phase: Phase 2/Phase 3 Details Lead Sponsor: Wyeth is now a wholly owned subsidiary of Pfizer