am 27 years old..Trying to conceive for the past four months..My period is due on 25th this month..i have an important function on that day..if i have got conceived i will not get my period this month.but if i didnt get conceived i will get my period on the same day which i have a function at home . so..can i take the period delaying tablet for postponing my period for 5 days?or does it affect my fetus if am already conceived? I even cant take pregnancy test because it is so early to take a test. so please help me.i dont want the tablet to affect my baby.