Widespread reports of side effects linked to changes in the formulation of the hypothyroidism drug levothyroxine (Levothyrox, Merck) in France have forced the company to put its previous formulation — ...

Add Yahoo as a preferred source to see more of our stories on Google. Prescribed to treat hypothyroidism and thyroid cancer, around 7% of the U.S. population takes levothyroxine. The drug is a ...

Levothyroxine is a frequently prescribed drug in the United States, particularly for older people, as lower thyroid function can be associated with aging. Questions remain over how appropriately it is ...

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 ...