How long after implantation bleeding can you find out if you are pregnant?

Within about 5-7 days you should get a positive on a home pregnancy test. Once you experience implantation bleeding you can find out if you're pregnant by doing a pregnancy test about 2-3 weeks later. you can take a pregnancy test as early as 3 or 4 days before your period is due http://thefertilityshop.com

implantations bleeding if you get it doesn't always mean your pregnant cause i got it on the 2nd may then got periods so .... if everyone who had implantation bleeding then i would be having a period while pregnant won't I