How Does I-pill Affect The Fetus?

Hello, i am caling from Delhi. Now my wife has been pregnant since last 2 months and 12-15 days. but during this time, she took I Pill twice a time and one time she get period and next time she did not get period. now after consulting with many doctors, they told us that there has one chance to effect on baby brain and have possibility of 50-50%. may be effect or may be not. now we are too confused that now what to do? can u please suggest us with your valuable suggestion. thx.