Dataset from A 24-week, Phase III Randomized, Double-blind, Placebocontrolled, Parallel-group, Multicenter Study of Xolair® (Omalizumab) in Patients With Moderate to Severe Persistent Allergic Asthma Who Remain Not Adequately Controlled Despite GINA (2009) Step 4 Therapy

This study will assess the efficacy, safety and tolerability of omalizumab, compared to placebo in 18 to 75 year old Chinese patients with moderate to severe persistent allergic asthma who have inadequate asthma control despite treatment according to GINA (2009) Step 4 therapy.