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 The Complex Web of Interferences With Thyroid Function Tests Endocrine Practice Thyroid and Adrenal Disorders Anesthesia Key Carnitine and Thyroid Disease page 1 Life Extension Full article: Effects of high dose L carnitine supplementation on diaphragmatic function in patients with respiratory failure: A randomized clinical trial