Thank you for posting your query.
I have noted your mother's symptoms and current treatment.
We need more details about her case, such as detailed MRI
brain report to help you understand more. Please upload the MRI report here.
Topamac is a medicine used for treating migraine
. It is very safe and effective. There is no risk when used for long time.
I hope my answer helps. Please get back if you have any follow up queries or if you require any additional information.
Wishing you good health,
Dr Sudhir Kumar MD (Internal Medicine), DM (Neurology)
Senior Consultant Neurologist
Apollo Hospitals, Hyderabad, India
Click on this link to ask me a DIRECT QUERY: http://bit.ly/Dr-Sudhir-kumar
My BLOG: http://bestneurodoctor.blogspot.in