Any body have stomach pain on Atkins?

I need help I want to stick with Atkins but the stomach pains are killing me. It is day six and I have been laying in bed for about 3 hours wanting to cry! It started two night ago same thing seroius upper stomach pains. Feels like I got kick in the chest. I can't sleep at all! Has anyone else gone through this and what can I do to make it better. I have a three month old in my house and I need my sleep!