Find out how you could get pregnant even if you haven't had sex (your partner's penis During sex, semen is ejaculated from the man's penis into the woman's vagina. A man's semen (the liquid produced when he ejaculates or "comes") contains millions of sperm. Can I get pregnant just after my period has finished? My girl and I had unprotected sex. I came in her twice, she took a Plan B 15 hours later. An hour after taking that Plan B, we had unprotected sex again. I. Your period came, so does that mean you can be a little more lax about birth control? She clears up the confusion about fertility and your monthly cycle. If you have unprotected sex during or right after your period, there is a lower chance Having a shorter-than-average cycle also increases your risk of. It's a common question among the trying-to-avoid-having-a-baby set: Can you get If your partner ejaculated sometime leading up to sex with you (and sex (especially unprotected sex) with other people, then you've done your Pete Davidson Shares What It Was Like to Finally Get His BPD Diagnosis.