Me and my boyfriend are trying to have a baby i am taking prenatal vitamins and we had intercourse 3days straight he came in me 4 times and i pregnant ?

Trying to conceive.: The answer depends on if you had sex while fertile. I'll post a graphic that details the female menstrual cycle and when you are fertile. You are very young to consider pregnancy, you might want to wait a few years since women your age are likely to have less favorable outcomes, more preterm birth, etc. But if you are late for your period take a pregnancy test. There's no way to know until UR late