Overview Effect of Anti-IgE in Non-Allergic Asthma Status: Terminated Trial end date: 2009-09-01 Target enrollment: Participant gender: Summary The purpose of this study is to find out if omalizumab is effective in treating non-allergic asthma. The US Food and Drug Administration has approved the use of omalizumab to treat moderate to severe allergic asthma. Phase: Phase 2 Details Lead Sponsor: Johns Hopkins UniversityCollaborator: Genentech, Inc.Treatments: Omalizumab