Overview Study Evaluating Zosyn in Hospitalized Patients With Intra-abdominal Infection Status: Completed Trial end date: 2004-02-01 Target enrollment: Participant gender: Summary A Phase IV, multicenter study of hospitalized patients with complicated intra-abdominal infection. Phase: Phase 4 Details Lead Sponsor: Wyeth is now a wholly owned subsidiary of PfizerTreatments: Penicillanic AcidPiperacillinPiperacillin, Tazobactam Drug CombinationTazobactam