Hello. I am Nandini, i am having infertility problem, i got pcod, i got my l.m.p on 24/08/2011, this month my gync has put me on, tab letoval 2.5mg, tab dexona 5, tab benforce M, cap ovacare forte, and folic acid, she asked for folicullar study from 10th day i-e 2/09/2011, study was rt ovary 13mm-lt ovary 36mm s.f.cyst -endometrial thickness 5.0mm, 2nd scan on 5/09/2011 rt ovary 14mm-lt 36mm-endometrial thickness 6mm triple line+,on this day she gave injection lupi hml 75, next scan on 7/09/2011 rt 14mm-lt 28mm-endometrial thickness 6mm, so from 7/09/2011 she asked to take naturogest 200 for 10 days daily one, now i got my mensus on 19/09/2011, 5 days early, i just wanted to know the reason for early menus , what went wrong.