Hello doc. I started my periods from 12th August afternoon n it will be over by 16aug. I want to delay my periods for next month as v have some pooja for 5 days from 13th Sept to 17th Sept. So as suggested by doc I started regestrone 5 mg from 4th day of my period that is today so till wen I should continue to take this tablet n den wen will I again get my period. I have also inserted copper t November 2017. Plzz advise.