Synthetic T4
Levothyroxine sodium
Synthetic T3
Liothyronine
Thyroid peroxidase inhibitor
Methimazole
Thyroid peroxidase inhibitor+peripheral conversion blocker
Propylthiouracil
Block iodine uptake
Perchlorate
Thiocyanate
Effect of lithium
Decreases T3&T4 secretion