The client diagnosed with RA who has been prescribed etanercept, a tumor necrosis factor alpha…

The client diagnosed with RA who has been prescribed etanercept, a tumor necrosis factor alpha inhibitor, shows marked improvement. Which instruction regarding the use of this medication should the nurse teach? 1. Explain that the medication loses its efficacy after a few months. 2. Continue to have checkups and lab work while taking the medication. 3. Have yearly magnetic resonance imaging to follow the progress. 4. Discuss that the drug is taken for three (3) weeks and then stopped for a week.