Hello,Dr. I'm dr.Indrani Kar .I have PCOS & was suffering from infertility,as my menstrual cycle was irregular.now i'm pregnant,but i don't know when was my ovulation.my LMP was 19.09.2011.but on 20th october my home pregnancy test was -ve.but +ve on 03.11.2011.so what i have to do now?do i have to take any medication?please,help me.