Overview Comparison Efficacy in Patients With Asthma Using Foster MDI and Relvar Medications Status: Enrolling by invitation Trial end date: 2022-06-30 Target enrollment: Participant gender: Summary This is a randomized study to compare asthma patients using Foster or Relvar. Phase: Phase 4 Details Lead Sponsor: Far Eastern Memorial HospitalCollaborator: Orient Europharma Co., Ltd.