Preoperative Hypnosis Versus Premedication in Gynecological Surgery

Inclusion Criteria: * Patient's age: over 18 years * Patient care and follow-up at the regional maternity center of Nancy (CHRU of Nancy) * Female patient for whom gynecological laparoscopic surgery is programmed and lasting longer than 1 hour (ovarian cyst, laparoscopy infertility, laparoscopic promontofixation, noncarcinogenic assisted laparoscopy hysterectomy, endometriosis, diagnostic laparoscopy, pyosalpinx, hydrosalpinx) * Patient with Physical status score (ASA) score between 1 and 3 * With standardized anesthesia protocol * Patient affiliated to a Social Security * Patient has received complete information about the organization of the research and has signed her informed consent Exclusion Criteria: * Pretreatment by benzodiazepines * Known hypersensitivity to Alprazolam® (including undocumented) * Prohibition conditions to Alprazolam®: Severe respiratory insufficiency, Sleep apnea syndrome, Myasthenia, Severe acute or chronic hepatic impairment * Ongoing major depressive episode * Chronic use (\> 1 month) of benzodiazepines or morphine or analgesics of level 2 * Participation in a therapeutic trial 6 months before inclusion in this trial * Patient referred to in Articles L. 1121-5 to L. 1121-8 and L1122-2 of the Public Health Code