You may find that Florinef or Midodrine do more to alleviate your symptoms. That being said, I take
Ritalin every four hours.
As for
the effects wearing off throughout
the course of treatment, I've been told that taking a two week break every year can sort of "reset" your system. I've yet to do that myself, but may sometime in the near future.
As for implantable devices, the usefulness of a pacemaker in Dysautonomia is an ongoing debate amount specialists.