Cytomel Patient Information Including Side Effects
Brand Names: Cytomel
Generic Name: liothyronine (Pronunciation: LYE oh THYE roe neen)
- What is liothyronine (Cytomel)?
- What are the possible side effects of liothyronine (Cytomel)?
- What is the most important information I should know about liothyronine (Cytomel)?
- What should I discuss with my healthcare provider before taking liothyronine (Cytomel)?
- How should I take liothyronine (Cytomel)?
- What happens if I miss a dose (Cytomel)?
- What happens if I overdose (Cytomel)?
- What should I avoid while taking liothyronine (Cytomel)?
- What other drugs will affect liothyronine (Cytomel)?
- Where can I get more information?
What is liothyronine (Cytomel)?
Liothyronine is a man-made form of a hormone that is normally produced by your thyroid gland to regulate the body's energy and metabolism. Liothyronine is given when the thyroid does not produce enough of this hormone on its own.
Liothyronine treats hypothyroidism (low thyroid hormone). Liothyronine is also used to treat or prevent goiter (enlarged thyroid gland), and is also given as part of a medical tests for thyroid disorders.
Liothyronine should not be used to treat obesity or weight problems.
Liothyronine may also be used for purposes not listed in this medication guide.
Cytomel 25 mcg
round, white, imprinted with SKF D16
Cytomel 5 mcg
round, white, imprinted with JMI, D14
Cytomel 50 mcg
round, white, imprinted with SKF D17
What are the possible side effects of liothyronine (Cytomel)?
Get emergency medical help if you have any of these signs of an allergic reaction: hives; difficult breathing; swelling of your face, lips, tongue, or throat.
Less serious side effects may include temporary hair loss (especially in children).
This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.
Read the Cytomel (liothyronine sodium) Side Effects Center for a complete guide to possible side effects »
What is the most important information I should know about liothyronine (Cytomel)?
Since thyroid hormone occurs naturally in the body, almost anyone can take liothyronine. However, you may not be able to use this medication if you have a thyroid disorder called thyrotoxicosis, or an adrenal gland problem that is not controlled by treatment.
Before taking liothyronine, tell your doctor if you have heart disease, angina (chest pain), coronary artery disease, congestive heart failure, diabetes, or problems with your pituitary or adrenal glands.
Tell your doctor if you are pregnant or breast-feeding.
To be sure this medication is helping your condition, your blood may need to be tested often. Visit your doctor regularly.
Keep using this medicine as directed, even if you feel well. You may need to take thyroid medication for the rest of your life.
Call your doctor if you notice any signs of thyroid toxicity, such as chest pain, fast or pounding heartbeats, feeling hot or nervous, or sweating more than usual.
Additional Cytomel Information
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Report Problems to the Food and Drug Administration
You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.
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