How Can Migraine, Blurred Vision, Vomiting, Eye And Forehead Pain Be Treated?

I am suffering from migraine. It starts with my vision getting blurred with zigzag linings appearing..eyes start paining and then forehead. Even I vomit, unless which I does not feel better. Sometimes it does not occurs for months. sometimes it occurs 2-3 times a month.. its irregular. I want to know Is there any permanent treatment for this? I even had taken a one month course of flunarin.. Please help..