IRCT20200925048836N1 IRCT 2020-10-26 Shiraz University of Medical Sciences Evaluation the effect of vasopressin in ovarian endometriosis surgery Evaluation the effect of vasopressin injection during operation of endometrioma on the ovarian reserve in reproductive age endometriotic women. 2019-09-29 anticipated 80 Complete https://irct.ir/trial/51232 interventional Randomization: Not randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment. 3 Treatment of ovarian endometrioma. Intervention 1: Intervention group: in the intervention group, 5 cc of vasopressin solution(Hay press, Exir Pharmaceutical company, Iran) (10 milli intensive units in 20 cc of normal saline) is injected into the avascular part of meso ovarium and then cystectomy is performed by an expert surgone with laparoscopic methods,the point of bleeding coagulated with bipolar Bissinger Medizintechnik device and amount of bleeding is recorded according to suction device content /milliliter, then the ovarian wall is sutured . Intervention 2: Control group: In the control group, without injection of vasopressin, ovarian cystectomy is performed by a skilled surgeon with laparoscopic method . Number of ovarian cauterization points that is performed wit Bissinger Medizintechnik bipolar device for homeostasis and the amount of bleeding during cyst removal is measured in milliliters that are collected in the suction device during surgery, then ovarian wall suturing is performed. Yes - There is a plan to make this available What will be shared: Using vasopressine causes less bleeding and therefore does not reduce ovarian reserve after surgery When: Until the publication of the article To whom: Main and corresponding authors Conditions: With respect to inclusion and exclusion criteria Where to obtain: Main author How to obtain: Collected by the first author and evaluated by the documentary team and converted into statistical data Comments: