Overview Analgesia Comparison of Nalbuphine and Morphine for Laparoscopic Myomectomy Status: Unknown status Trial end date: 2018-12-31 Target enrollment: Participant gender: Summary to compare the analgesia and side effect of nalbuphine and morphine for elective Laparoscopic myomectomy. Phase: Phase 4 Details Lead Sponsor: Peking University First HospitalTreatments: MorphineNalbuphine