A 54-year-old female patient with a history of hypothyroidis…

A 54-year-old female patient with a history of hypothyroidism presents to the clinic for a follow-up. She has been taking levothyroxine 100 mcg daily. Her recent labs show a TSH of 8.2 mIU/L (normal: 0.4–4.0 mIU/L) and a free T4 that is slightly below the reference range. She reports persistent fatigue, weight gain, and cold intolerance. Which of the following is the most appropriate nursing action?