The Student Room Group
I would test the day after I was supposed to bleed!! They say wait three days, but thats an awfully long time to wonder whether you're pregnant or not!

If it shows up neg the first time, Its helps put your mind at rest but test again anyway a few days later just to make sure :smile:
Reply 2
you could just skip a period by coincidence.. i had that once.. scared me but meh.

anyway i would probably say 3 - 5 days..