doctor i got my last period on 16-11-2010,,,now i haven't got. since then. i have consulted the doctor he has advised me modus-10 for 5 days i have also consumed this medicine. sunday i had my last dose. but then also i haven't got my periods. he has suggested me to do uterus and ovary test . can i knw whats the use of this test? why i am not getting my periods. since the age of 13 i am suffering from missed period, plz rply doctor