Hi thanks for contacting health care magic. You are known case for migraine . So yes bright light can aggravate migraine and vomitting can be there.... For that take ibuprofen or naproxen drug. If no relief sumatriptan given sub cutaneously..... Avoid precipitating headache factors like......... -stress -bright light -loud noise -inadequate sleep -hypoglycemia -skipped meal -smoking etc...... For vomitting domperidone can be taken Yoga helpful.... Muscle relaxation exercise and massage good .... Lavender oil topical application can be helpful.... If still condition worsen contact physician or your er for check up.... Take care. Dr.Parth