Overview Gulf War Illness Nasal Irrigation Study Status: Completed Trial end date: 2017-05-01 Target enrollment: Participant gender: Summary The purpose of this study is to determine whether nasal irrigation with Xylitol or saline are effective in the treatment of chronic rhinosinusitis and fatigue symptoms associated with Gulf War Illness. Phase: Phase 2 Details Lead Sponsor: University of Wisconsin, MadisonTreatments: Pharmaceutical Solutions