i had regular period before six months... i had no period for 2 months.. my doctor prescribed Regestrone... after taking the pills the periods were normal again... i took the pills for 2 months.. and my periods were completely regular... the next month i stopped taking the pills and my periods went worse. i now get a period which lasts for 15 days... for the first 9 days or so..it is very scanty.. and then followed by the normal menstruation. this schedule repeats again after a gap of 7 days. please help