I had sex on the 1/23/16 ! My first time ! My fb did not " cum " inside of me..my regular periods usually start on the 10th , today is only the 2/2/15! On the day I had sex about 4 hours later I took the" plan b " after I ate some food I took the pill with water , do you think I'm pregnant ? I'm still freaked out about , and sometimes I stress over it, my bf tells me to relax but it's hard for me to relax hoping I'm not preg.