Efficacy and acceptability of early mifepristone-misoprostol medical abortion in Ukraine: results of two clinical trials. Abortion services are legally available in Ukraine although there are issues in quality and access. Two studies were conducted in Ukraine to expand options for women, and to determine the efficacy and acceptability of medical abortion. Two open-label clinical trials were and 98% in the second one. The vast majority of participants were satisfied or very satisfied with their abortion method (Study One: 94%; Study Two: 98%). The two studies demonstrate high rates of success and acceptability of early medical abortion in Ukraine.