A study to obtain a higher diploma in the College of Medicine of Basra University discussed the degree of vaginal pH and its effect on the efficacy of vaginal misoprostol to end forgotten abortion in the second trimester of pregnancy by Shahd Muslim. The research aims to study the effect of vaginal pH on the efficacy of vaginal misoprostol pills to end forgotten abortion. The research concluded that there is a strong relationship between vaginal acidity and time taken for abortion.