His hand and arm still act up if he tries to do anything much beyond reading a book, operating a TV remote, eating, etc. Anything done standing up or requiring larger or more forceful movements causes problems.

The doctor is going to prescribe a new anti-seizure medicine in hopes that Tony can move about more and not have his arm and hand act up. At first, the new medicine will be more sedative than what he is on, but his body should get used to it.