•First-choice medication for treating low thyroid hormone levels
•Safe to use for all ages and during
pregnancy
•Some forms have a lower-cost generic available
•Available as a liquid solution for people who have trouble swallowing pills (Tirosint Sol, Thyquidity, and Ermeza)
•Only needs to be taken once a day
•Might take months to find the right dose
•Takes 4 to 6 weeks to see the full effects
•Need to get regular blood tests to make sure you're taking the right dose
•Interacts with many types of food, drinks, medications, and supplements
•Works best if taken on an empty stomach