What Are The Chances Of Pregnancy While Treating PCOD?

We had a sex about a week ago for the first tim my gf is having pcod problem we have taken medicines for 3 months to reduce its affect from jan 2014 to dec 2014 period were regular but in jan 2015 she didnt had periods till now and we had sex abt a week ago we are worried abt chances of pregnancy because we are in our final year of our studies already have load regarding careers please help us out