Font Size

Hyperthyroidism (cont.)

Therapies to Decrease Thyroid Hormone Levels:

Antithyroid Medications

  • Effect: Decreased thyroid hormone production
  • Indications:
    • Hyperthyroidism from multiple causes
    • Low doses of methimazole (<10-15mg/day) are safe in pregnancy or postpartum in a woman breastfeeding
    • Elderly persons or cardiac patients requiring 'pretreatment' with antithyroid medications before radioiodine therapy
  • Risks :
    • Skin rashes, agranulocytosis (compromised immune system), and hepatitis
    • Increased risk of liver failure. FDA black box warnings restricts use of PTU to those patients who cannot tolerate methimazole or are in the first trimester of pregnancy.
Medical Author:

Must Read Articles Related to Hyperthyroidism

Thyroid Facts
Thyroid FAQs The thyroid gland is part of the endocrine (hormone) system. The thyroid gland produces two hormones, thyroxine (T4) and tri-iodothyronine (T3). Diseases of the...learn more >>
Thyroid Medications
Thyroid Medications Thyroid medications treat diseases of the thyroid, including hyperthyroidism (such as Graves' disease), hypothyroidism, thyroid disorders in pregnancy, post-par...learn more >>
Thyroid Nodules
Thyroid Nodules Thyroid nodules are lumps that are either solid or fluid-filled. Thyroid nodules may be benign or malignant (cancerous). Thyroid nodules may be caused by goiter...learn more >>

Patient Comments & Reviews

The eMedicineHealth doctors ask about Hyperthyroidism:

Hyperthyroidism - Experience

Please describe your experience with hyperthyroidism.

Hyperthyroidism - Treatment

What Symptoms did you experience with hyperthyroidism?

Hyperthyroidism - Symptoms

For hyperthyroidism, what were the symptoms and signs you experienced?

NIH talks about Ebola on WebMD

Read What Your Physician is Reading on Medscape

Hyperthyroidism »

Thyrotoxicosis is the hypermetabolic condition associated with elevated levels of free thyroxine (FT4), free triiodothyronine (FT3), or both.

Read More on Medscape Reference »

Medical Dictionary