Define pharmaceutical: of, relating to, or engaged in pharmacy or the manufacture and sale of pharmaceuticals â pharmaceutical in a sentence of, relating to, or engaged in pharmacy or the manufacture and sale of pharmaceuticalsâ¦ See the full definition
Hypothyroidism (underactive thyroid) Overview. Hypothyroidism (underactive thyroid) is a condition in which your thyroid gland doesn't produce enough of certain important hormones. Women, especially those older than age 60, are more likely to have hypothyroidism. Hypothyroidism upsets the normal balance of chemical reactions in your body.
The thyroid (THY-royd) gland, a small butterfly-shaped gland in the front of your neck, makes thyroid hormones. Thyroid hormones travel from the thyroid gland through the blood to all parts of the body, where they do their work.he thyroid (THY-royd) gland, a small butterfly-shaped gland in the front of your neck, makes thyroid hormones. Thyroid hormones travel from the thyroid gland through the blood to all parts of the body, where they do their work.