birth control 99.9%!?

[MastaChronic]

Is that how it does work?
so say she takes it for a few months and doesn't get her period..does that mean she is one of the 999?

lol

MastaChronic Reviewed by MastaChronic on 01-28-2007. birth control 99.9%!? i dont like those odds on the birth control. 1 in a 1000 = baby? how they come up with those odds? Rating: 5