The research could further complicate the polarized politics of abortion because the drug in the study is the key ingredient in a pill used for emergency contraception.

An emergency contraception (morning-after) pill called Ella could be an alternative to mifepristone for abortions

Abortion foes have long argued that morning-after pills like Ella can act as abortifacients, substances that cause abortion. These claims have been strongly debunked. Evidence shows that Ella, when taken at its standard 30-milligram dose, works by delaying ovulation, preventing fertilization.