Here is a good site that might help
Support Epilepsy Treatments & Natural Epilepsy Alternative Remedies
Also balance your PH and your electrolytes.
Some B vitamins are great for migraines.
You might also try lecithin (found in eggs)
also Apple cider vinegar.
Also vegetarians need to make sure they get enough protein AND L-carnitine ( an amino acid).
Keep up with your doctor visits.