I had unprotected sexual intercourse with my partner few days back and she had to take 2pills within a span of 72 hours.After 2days we again had sex with condom.i fear that precums might have entered her vagina.she got her periods 3days back.its heavy flow.but she is feeling nauseas and vomiting.are these signs of pregnancy?Are there chances she might be
pregnant?She is still on her periods