Hello,on 5th of September my gf was having periods.. on 19th sept we had unprotected sex.. then she has taked the ipill after taking of 3 to 4 hrs she had a bit vomiting.after 4 to 5 days she was bleeding was that a period?? After that we were busy in work and all.. from 25th oct she was tensed that her period is not coming.and she was having some problem like vomiting, weakness, cramps like this..on 28th oct we did urine
pregnancy test at home it was negative but Still periods is not coming why