Migraine, nausea, funny fluttering feeling in chest, irritated, off food. I feel like I'm going to throw up. If I force myself to vomit will I feel ok?

Migraines have h/a. while I cannot say in your particular case, throwing up hasn't helped any of my patients. You'll probalby get several other answers saying about the many dangers of throwing up. We've all had vomiting; none of us had these. Don't make a habit of it. On the Other hand, there's tons of good medicines for migraine treatment and prevention.