You don’t need to change the dose or the number of pills if you find out you’re pregnant with twins . The same pill regimen is used for twin pregnancies.
 Hayes JL, Achilles SL, Creinin MD, Reeves MF. Outcomes of medical abortion through 63 days in women with twin gestations. Contraception. 2011;84(5):505–507. doi:10.1016/j.contraception.2011.02.015. Retrieved from: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3979718/
*Nothing provided herein should be construed as professional medical advice and no medication / pills should be used without a prescription from a licensed / registered medical practitioner eligible to prescribe such medication in your local jurisdiction.