Levothyroxine (Synthroid) is used to treat hypothyroidism and some thyroid cancers. Medicare Part D might cover this drug, but coverage depends on individual plans, which are managed by private ...

Most adults with hypothyroidism receiving levothyroxine did not have a thyroid-stimulating hormone level within reference ...

Levothyroxine is a lab-made form of thyroid hormone that helps your body access the amount of the hormone it needs. Hypothyroidism has many possible symptoms, including weight gain. Once you're taking ...