NCT06525740 2026-03-04Methadone Versus Intrathecal Hydromorphone for Postoperative Pain Relief in Gynecologic Cancer Undergoing SurgeryMayo ClinicPhase 4 Recruiting140 enrolled
NCT05417100 2026-01-27Understanding How Methadone Treatment During Surgery Affects Pain Levels and the Need for Pain Medications After SurgeryMemorial Sloan Kettering Cancer CenterPhase 3 Active not recruiting17 enrolled
NCT06536517 2026-01-12The Effects of One-time Intraoperative Methadone During Laparoscopic Hysterectomy in Reducing Opioid Prescription.Johns Hopkins UniversityPhase 2 Recruiting100 enrolled