Trying to get pregnant

Well I should start out by saying that I have PCOS n I have been trying to get pregnant for bout a year n nothing as happened so I want to me ob n she put me on medication that will help me have a period so what I do is I take this medication for everyday for a week of each month n she said that if I'm not pregnant within 6-7 months then she will help me with something else so far I have been on this medication for bout 2 maybe 3 months. So has anybody else has this problem n have gotten pregnant