My Last Period Was On 14 Of March. I Had

My last period was on 14 of march. I had unprotected sex with on the 22mrch I took postinoir 2 d offing day then 3 days later I had anoda sex with him I was scared I could get pregnant I took postinoir again. Ever since den till now I av not seen my period. Av gone for pregnancy test twice both blood n urine its negative. I really av a bloated tommy n sometimes cramps. Its 30th of April still no sign of period. Am really worried cause I don't know if am pregnant. I need help.