Overview A Safety and Tolerability Study of Levalbuterol HFA Metered Dose Inhaler in Subjects With Asthma Status: Completed Trial end date: 2003-02-01 Target enrollment: Participant gender: Summary The purpose of this study is to compare the safety and tolerability of levalbuterol HFA metered dose inhaler (MDI) versus racemic albuterol HFA MDI. Phase: Phase 2 Details Lead Sponsor: SunovionTreatments: Albuterol