question: sir i had sex in morning of 10th may . my last date started on 22nd april & end on 26th .if i take unwanted 72 what will be the changes to get the periods earlier than the right time , bcz 2years back i had earlier period bcz of unwanted 72 . But last year when i take the same tablet it was normal periods.please guide me .I mean  will the periods comes earlier same  or at the same time p.p