Treatment is usually bed rest and aspirin to reduce inflammation of a sore thyroid. Occasionally cortisone (steroids, which reduce inflammation) and thyroid hormone (to "rest" the thyroid gland) may be used in prolonged cases.

Can thyroiditis go away by itself?

The symptoms of subacute thyroiditis usually go away within 12 to 18 months. In some cases, however, hypothyroidism may end up being permanent. The American Thyroid Association estimates that approximately 5 percent of people with subacute thyroiditis develop permanent hypothyroidism.

How can I improve my thyroiditis?