Overview First Step With Singulair® Therapy (0476-323) Status: Completed Trial end date: 2003-12-01 Target enrollment: Participant gender: Summary In adult patients with mild persistent asthma, singulair® 10 mg will be at least as effective as low dose Inhaled Corticosteroids (ICS) in improving asthma symptom control or satisfaction over a 6 week comparison period. Phase: Phase 4 Details Lead Sponsor: Merck Sharp & Dohme Corp.Treatments: FluticasoneMontelukast