Ms. Rodrigues, a 35 year-old woman, was recently given radioactive iodine for Graves’ disease, one month ago. She is now complaining of extreme fatigue, needing an extra sweater in the middle of summer, and constipation. She weighs 60 kg, with HR 54, BP 120/95, hoarse voice, and delayed biceps reflex relaxation. sTSH>100.
Write a prescription for her, and counsel her on taking the new medication.
How would you determine if this was a correct dose?
What would you prescribe for her if she were 70 years old, or had angina?