This study aims to focus on patients undergoing gynecological laparoscopic surgery and further evaluate the role of amisulpride in preventing postoperative nausea and vomiting in these patients.
1. 18<BMI≤30kg/m2 2. Patients scheduled to undergo gynecological laparoscopic surgery (e.g., ovary, fallopian tube, uterus, and gynecological tumors, etc., with an expected surgery duration of ≤3 hours)
1. ASA class IV or above 2. Long-term use of opioid drugs or non-steroidal anti-inflammatory drugs 3. Undergoing radiotherapy and chemotherapy 4.Allergic to the medication used 5.Pregnant or breastfeeding women 6.Previously existing vestibular disorders or chronic dizziness, easily nauseous 7.Recent use of antiemetic drugs or prophylactic antiemetic regimen (within 7 days before surgery) 8.Presence of neurological or psychiatric disorders, or cognitive impairment