It's not uncommon for dogs to circle after seizure activity. They usually come out of it as they adjust to the meds.
There is an interesting article that describes a holistic approach to seizures that I want you to read:
http://www.drschoen.com/articles_L2_14_.html
Then I want you to take a look at this website that has everything you ever wanted to know about seizures and MORE:
http://www.canine-epilepsy-guardian-angels.com/site_map.htm
Then let me know if you still have specific questions.
Not an active Expert