IRCT20180826040879N1 IRCT 2019-03-09 Zabol University of Medical Sciences Compare misoprostol and isosorbide mononitrate to soften the servix for infertile women undergonig histroscopy Compare misoprostol and isosorbide mononitrate to soften the servix for infertile women undergonig histroscopy 2017-05-14 anticipated 56 Complete https://irct.ir/trial/33735 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Treatment, Randomization description: Simple and individual random sampling was done using a random number table. َAccording to the size of the community which was 56 people, we chose a random start point to select the units. Finally, we started the selection from this point and considered each number smaller than or equal to 56 as the sample.Even numbers were assigned to misopristol group and odd numbers were assigned to isosorbide group. 2 Comparison of the effect of misoprostol and isosorbide mononitrate on cervix. Intervention 1: Intervention group received 25 μg misoprostol (vaginal every 4 hours to 4 doses). Intervention 2: Control group: 60 mg isosorbine mononitrate suppository every 6 hours until two doses. No - There is not a plan to make this available Justification or reason for not sharing IPD is No more info