What if I take misoprostol when I'm not pregnant?
If you take misoprostol when you are not pregnant, your health will not be harmed but you may still experience common side effects for up to 24 hours.
Misoprostol when not pregnant
Your health will not be harmed if you are not pregnant but take the misoprostol anyway. However, you may still experience the common side effects of misoprostol, including nausea, vomiting, diarrhea, or a low fever for up to 24 hours.
Misoprostol is regularly used in non-pregnant women to prevent and treat ulcers.
Mifepristone when not pregnant
Mifepristone alone has been shown to cause no medical harm among non-pregnant women.
 Harper, Cynthia, Charlotte Ellertson and Beverly Winikoff. (2002) Could American women use mifepristone-misoprostol pills safely with less medical supervision? Contraception 65:133-142, https://pubmed.ncbi.nlm.nih.gov/11927116/.