Therefore, medical abortion can limit complications of surgical abortion on uterus with caesarean scar. Objective: To evaluate the effectiveness and safety of medical abortion with Mifepristone and Misoprostol for termination of early pregnancy up to 49 days of amenorrhea on women with caesarean scarred uterus. Methods: This was a non-controlled clinical trial conducted on 170 women with previous caesarian section, having unwanted pregnancy of less than or equal to 49 days at Department of Obstetrics and Gynecology, Soc Trang General Hospital from 06/2009 to 05/2010.