The nurse is teaching a client who is receiving newly prescribed propylthiouracil.
Which of the following information should the nurse include?
1. "Carry emergency identification with you listing your condition and medication regimen."
2. "The medication dose will need to be reduced if you develop agranulocytosis."
3. "You will experience weight loss if the medication is effective."
4. "Increase your daily intake of foods containing iodine."