 [ Symptoms ] i am in 1st month on mononessa i missed a pill on day 7 and did not have sex until day 15 took 2 pills on day 8 safe  i took my first pill on the first day of my period i did not have sex except for on day 15 i took 2 pills the day after the missed one i have not missed any others what are my chances of being pregnant [ Disease ] the tampon will over no protection against pregnancy but your menstrual cycle most likely will assuming this is a normal period you are not ovulating so the chance of an unintentional pregnancy is very low