Hi I M 19 Yrs Old....i Took Ipill Within 12

Hi i m 19 yrs old....i took ipill within 12 hrs after unprotected sex...17 may 2015... and again had and unprotected sex on 22 may and took another i pill within 12 hours...my last mensturation period was 5 may 2015... but i still not got my period its 17 june 15...
am i pregnant ....
plz consult me....
and i always get my periods delay by 2-3 days...