I had sex and he ejacluated in me no condoms or no bcp.m then he got me a postinor 2 I ate one tablet and the 2nd one 10 hours later and it was my last day of my periods. I am steased out could I be pregnant?? Pls suggest and help me and also suggest what to do ahead of this to be safe it hasn't been 24 hours since we had sex.