Ausim is not a disease all by itself. It is only visible symptom of many underlying unistablished disorder many of them is of genetic origin and quite rare.
The truth is unique almost in any given case.
What to do - investigate.
There is nothing to do with damage that done in childhood.
Seizures is overactivation of GABA brain system.
So but I can suggest the following.
(1). Test your son for peroxisomal disorder (there are about 20)
The best place is Kennedy Krieger Institute.
peroxisomal That may be the undelying case, may be not.
(2). If not or anyway you are willing to try, try Ketogenic Diet
also known as Dr. Atkin's diet (google it). But it can be harmful if he has peroxisomal disorder. true.
(4). Benzo tranquilizers - not a good choice (addicitve). FINLEPSIN is one them that has no side effects.
3. Special supplements such as NEURO NECTAR (as example) and I think there can be much better look here
http://www.lifelinefoods.com/Products/N ... tar_G.html
Please if any results keep us posted