Overview A RCT of Ondansetron and Promethazine in the Treatment of Nausea and Vomiting in the Emergency Department Status: Completed Trial end date: 2005-11-01 Target enrollment: Participant gender: Summary This was a trial comparing two commonly used medications for nausea and vomiting, ondansetron and promethazine, in the Emergency Department. Phase: Phase 4 Details Lead Sponsor: University of New MexicoCollaborator: GlaxoSmithKlineTreatments: DiphenhydramineOndansetronPromethazine