I do we trained him ourselves and registered him through the United States Service Dog Registry.

There are Epilepsy Service Dogs that sense when a seizure is coming on.

I have a SD. Hired a private trainer. Taught the dog skills to help me balance, and jobs related to seizures during and after and public access skills. A few grand. (dog had good skills to start with)

Sounds great, I love my dog,gets me out into countryside away from stresses

Go on "Google" and there's several different places that You may find for this.