How to have a baby with endo

I have endometriosis and I'm woundering how to have a baby with it I just got of birth control and I have been blending like a week and my obgyn gave me medicine that supposed to help it from being heavy and I been taking it for 3 days now and I'm still bleeding majorly bad and having really bad pains how do I conceive ? I need advice. I'm so worried about having a baby 😖😰