Overview Efficacy of Proton Pump Inhibitor in Prevention of Clopidogrel-related Peptic Ulcer Status: Completed Trial end date: 2012-12-01 Target enrollment: Participant gender: Summary Proton Pump Inhibitors (PPI) can prevent the recurrence of peptic ulcer in clopidogrel users. Phase: Phase 2 Details Lead Sponsor: Kaohsiung Veterans General Hospital.Treatments: ClopidogrelEsomeprazoleProton Pump InhibitorsTiclopidine