Overview Nausea in Patients Receiving Hydromorphone vs Oxycodone After Total Hip Replacement Surgery Status: Completed Trial end date: 2016-01-01 Target enrollment: Participant gender: Summary The study aims to compare the incidence of side effects caused by Oxycodone and Hydromorphone. Phase: Phase 4 Details Lead Sponsor: University Health Network, TorontoTreatments: HydromorphoneOxycodone