"my name is emily and i took kroger&#039;s next choice morning after pill recently june 15th 71hrs after unprotected sex on may 12 the day i ovulated. yesterday was june 29th and i have a positive pregnancy test, even though i have mixed feelings about this pregnancy i can tell you that this pill was not effective in preventing fertilization of sperm meets egg in my case. the only morning after pill that i can say that has worked for me in the past was plan b - ladies if there&#039;s ever any doubt go with a name brand or talk with your doctor i&#039;ve wasted many hrs. researching web links to find out the effectiveness of this pill &amp; this was my result."