As long as the Armour is being given to you that meets your Dx and frees you up on your symptoms - then you should be fine.
TED is short for Thryoid Eye Disease. It's most common in hyper-thryoid/Graves patients but can occasionally be dx'd in hypo-thyroid patients as well. This is a condition where thyroid antibodies attact the lining of the eyes and they in turn bulge or appear to bulge from the sockets.