Hi, I got my period on 10th January at 5am and its dry on 14th evening. Then I had sex on 15th january evening at 7:30pm.Unfortunately the condom has tear off and his sperm enter into my vagina.next day 16th evening at 7:30pm I toke postinor2 two tablet at once as mentioned on the enclosed leaflet of the box(but I hv read online to take the 2nd tablet 12 hours later).I don't know why the leaflet mentioned to take both tablet at once. Is it Bcos of different country issue? Anyway Am I safe? Or what is the risk level. Thanks for ur soonest reply.