The severe cramps are related to the cyst. The primrose oil couldn't cause the cyst in a month. If you do a web search about cysts, you can read about them -- they happen very often, and disappear just as often. What our gyn's too often don't do, though, is to find the root causes of why our bodies do this.
I've found a doctor who is an MD and is using preventive methods. My insurance won't pay for all of it, maybe none of it, but it's fascinating to learn about and I'm becoming extremely healthy!