Overview PPI Test in GP Patients Status: Completed Trial end date: 1969-12-31 Target enrollment: Participant gender: Summary The purpose of this study is to determine the diagnostic value of two week treatment with Nexium as a confirmatory test for patients with suspected reflux disease. Phase: Phase 4 Details Lead Sponsor: AstraZenecaCollaborator: UMC UtrechtTreatments: Esomeprazole