How Will the Keystone XL Pipeline Be Built? If President Obama approves the hot-button Keystone XL pipeline, TransCanada has plenty of work to do to build the Montana-to-Nebraska connection. This is how its engineers plan to do it.
Side effects of a dose of levothyroxine that is too low would be similar to the symptoms of hypothyroidism. Symptoms of hypothyroidism, or underactive thyroid, include fatigue, weight gain, and constipation.
Levothyroxine, a thyroid hormone, is used to treat hypothyroidism, a condition where the thyroid gland does not produce enough thyroid hormone.Levothyroxine is also used to treat congenital hypothyroidism (cretinism) and goiter (enlarged thyroid gland).