pregnacy with b/c possible ?

okay well lets see where to start, okay i went to the doc. b/c i wanted to get prego but i hardly ever had a period so come to find out i have the poly cisic ovary syndrom..(cant spell it lol)so she gave me provera to get me to start bleeding,well when i started bleeding she put me on birth control to get it regulated..well its been 3 months and my periods have been regular (yay) so i called her and she said that i would probley be able to get pregnate now well im still on one pack and i have been having sex but,taking a pill here and there not really sticking to the rite days well i had sex about a week ago and didnt take the following 2 pills and i wanted to know could i be pregnate b/c i have been eating alot and getting nauses and certine smells bother me that didnt b4 and it makes me gag (ewww)and also if not how would be the easiest way to get pregnate lol