Comparison of Using Misoprostol with or without Letrozole in Abortion Induction: A Placebo-Controlled Clinical Trial

1990 and 2014: Global, regional, and subregional levels and trends [3] Abortion law and policy around the world [4] Unsafe abortion: Global and regional incidence, trends, consequences, and challenges [5] The effectiveness of using misoprostol with and without letrozole for successful medical abortion: A randomized placebo-controlled clinical trial [6] Medical methods for first trimester abortion [7] Misoprostol for the termination of pregnancy with a live fetus at 13 to 26 weeks [8] Sublingual versus vaginal misoprostol for second trimester termination: A randomized clinical trial [9] Practice bulletin no, 143: Medical management of first-trimester abortion [10] Medical methods for midtrimester termination of pregnancy [11] Approval summary: Letrozole in the treatment of postmenopausal women with advanced breast cancer [12] Letrozole therapy alone or in sequence with tamoxifen in women with breast cancer [13] Clinical practice handbook for safe abortion [14] A pilot study on the use of a 7-day course of letrozole followed by misoprostol for the termination of early pregnancy up to 63 days [15] A pilot study on the combined use of letrozole, mifepristone and misoprostol in termination of first trimester pregnancy up to 9 weeks’ gestation [16] A prospective double-blinded, randomized, placebo-controlled trial on the use of letrozole pretreatment with misoprostol for second-trimester medical abortion [17] A prospective double-blinded, randomized, placebo-controlled trial on the use of letrozole pretreatment with misoprostol for secondtrimester medical abortion [18] Evaluation of effect of letrozole prior to misoprostol in comparison with misoprostol alone in success rate of induced abortion ©2018 ASP Ins., Afarand Scholarly Publishing Institute, Iran ISSN: 2476-5848; Journal of Obstetrics, Gynecology and Cancer Research. 2018;3(2):49-52.