tired of trying for a babe I'm just over it already

Kristina • Trying to have a babe any advice
I been with my boyfriend for 9years he has a son already I don't have any kids yet I tried everything the pills the doctor telling me to stop smoking an still nothing happen I'm starting to think I can't have kids he wants another one I feel like I should just leave so he can find him someone who he can have kids bye an be happy cause I don't think it's going to happen for me