What is the generic name for the medication used to treat thyroid issues?

The medication known by the generic name levothyroxine is commonly used to treat thyroid issues, particularly hypothyroidism. Levoxyl is a branded version of this medication. Levothyroxine works by providing the body with the thyroid hormone it either lacks or cannot produce in adequate amounts, thus helping to regulate metabolism, energy levels, and overall bodily functions.

Other choices listed do not relate to thyroid treatment: Relafen is a brand name for nabumetone, a nonsteroidal anti-inflammatory drug used for pain and inflammation; Ativan is the brand name for lorazepam, a medication primarily used for anxiety; and Ambien, or zolpidem, is used to treat insomnia.