First, the basics: levothyroxine is an oral medication that's taken once daily. It comes in 12 different tablet doses ranging from 25 mcg to 300 mcg. Your healthcare provider will help monitor thyroid ...

Levothyroxine is a generic drug prescribed for hypothyroidism (low thyroid hormone levels) and certain thyroid cancers. As with other drugs, levothyroxine can cause side effects, such as hair loss ...

The aim of this study was to investigate the effect of levothyroxine replacement therapy on biomarkers of oxidative stress (OS) and systemic inflammation in patients with hypothyroidism.