Overview An Approved Drug to Study a New Indication for Allergic Rhinitis (0476-327) Status: Completed Trial end date: 2005-04-01 Target enrollment: Participant gender: Summary The purpose of this trial is to evaluate the efficacy and safety of an investigational drug in adult patients with allergic rhinitis. Phase: Phase 3 Details Lead Sponsor: Merck Sharp & Dohme Corp.Treatments: MontelukastPranlukast