Overview Melatonin vs Pregabalin for Anxiolysis and Sedation Status: Recruiting Trial end date: 2022-05-02 Target enrollment: Participant gender: Summary preoperative melatonin, pregabalin or both will be given to all patients preoperative Phase: Phase 4 Details Lead Sponsor: Menoufia UniversityTreatments: MelatoninOndansetronPregabalin