Welcome to the Migraine and Headaches Forum! This forum is for questions and support regarding migraine and headache issues such as: abdominal
migraines, headaches caused by allergies, cluster headaches,
headaches, headaches in children, migraine headaches, sinus headaches, tension headaches, visual disturbances.
Yes there is a possibility that this is a basilar migraine. It can be confirmed only by a detailed medical history. The aura of basilar migraines is characterized by the presence of at least two symptoms of difficulty in speaking, vertigo, tinnitus, double vision, impaired hearing, tinnitus, ataxia, decreased level of consciousness and simultaneous bilateral sensations of burning, tingling and numbness.
http://www.*************.com/migraine/types-of-headaches-40278-5.html
I would suggest you to try magnesium supplements as they have been found to be quite useful in preventing migraine attacks.
http://www.relieve-migraine-headache.com/magnesium-migraines.html