If you develop new or worsening symptoms, see your healthcare provider—even if you're not due for a visit. The amount of levothyroxine in a tablet can differ between manufacturers. For example ...

While a concrete link is still underway to establish the association of anxiety with thyroid cancer experts believe that ...

Other symptoms include menstrual irregularities ... In cases of hypothyroidism, hormone replacement therapy using levothyroxine can be effective. It should be taken on an empty stomach with ...