I had unprotected sex on 7th October thus my ovulation time ,i quickly took postinor 2 around 5.00am i then took the other tablet at 8am,the next day i took another 2 tablets of postinor 2 making it 4 .im supposed to have my menses on 22 October today ,im having severe abdominal pains ,which has lead to some drop of blood .what should i do