Rheumatoid Arthritis Support Group
Rheumatoid arthritis is a chronic, inflammatory, multisystem, autoimmune disorder. It is a disabling and painful condition which can lead to substantial loss of mobility due to pain and joint destruction. The disease is also systemic in that it often also affects many extra-articular tissues throughout the body including the skin, blood vessels, heart, lungs, and...
Point, I don't remember that being a side effect....and any number of things could've caused it...like an irritating allergy in the air even, for example.
I'd start now by calling Enbrel support if I was super concerned. Feel better!!