Hi Susan. Welcome to NeuroTalk!
We have a Women's Health forum here that you might try posting in. Here's the link.....
http://neurotalk.psychcentral.com/forum41.html. Maybe someone there can relate to what you're experiencing. Do you think it could be a form of PMDD? Here is a screening tool for the condition:
http://pmdd.factsforhealth.org/have/takescreener.asp
I sincerely hope you can find some relief.