If you've been diagnosed with Graves' disease, you may be wondering about treatment options. The three main approaches for treating hyperthyroidism are antithyroid medications, radioactive iodine therapy, and thyroidectomy (surgery). Each option ThyroSoothe: Tackling Hyperthyroid Symptoms With Ease Thyroid Supplement with L Carnitine for Cats Only Natural Pet Vitamins to be taken away from thyroid medication L Carnitine, 99% 541 15 1 () (R) 3 Hydroxy 4 (trimethylammonio)butyrate, Vitamin BT