There are a number of less common (but more serious) side effects with Enbrel that you should report immediately to your healthcare provider. These include, but are not limited to:
Symptoms of an infection, including cough, chills, fever, or weakness
Numb or tingling feeling
Changes in vision
Weakness in your arms and/or legs, along with dizziness
There are other possible side effects that can occur while taking Enbrel. These side effects occur in less than 1 percent of patients taking the medication. For these side effects, it is difficult to tell whether the side effect is because of Enbrel or something else.
Some of these possible Enbrel side effects include, but are not limited to: