<s>[INST] Hello my name is Alisha. I usually come on my period within 21 days. The last period went off jan 31. I had unprotected sex feb 1. I took next choice emergency contraceptive on the 3rd. It is now the 11th and i have my period. Could it be possible im pregnant? [/INST] as u had taken emergency contraceptive on time...u won't get pregnant. .it provides 90 percent efficacy..n u got ur periods ...dat also say u r not pregnant </s>