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Author: Admin | 2025-04-28
What is the most important information I should know about levothyroxine? What is the most important information I should know about levothyroxine? You may not be able to use levothyroxine if you have certain medical conditions. Tell your doctor if you have an untreated or uncontrolled adrenal gland disorder, a thyroid disorder called thyrotoxicosis, or if you have any recent or current symptoms of a heart attack. Levothyroxine should not be used to treat obesity or weight problems. What is levothyroxine? What is levothyroxine? Levothyroxine is used to treat hypothyroidism (low thyroid hormone). Levothyroxine is given when your thyroid does not produce enough of this hormone on its own. Levothyroxine is also used to treat or prevent goiter (enlarged thyroid gland), which can be caused by hormone imbalances, radiation treatment, surgery, or cancer. There are many brands and forms of levothyroxine available. Not all brands are listed on this leaflet. Levothyroxine may also be used for purposes not listed in this medication guide. What should I discuss with my healthcare provider before using levothyroxine? What should I discuss with my healthcare provider before using levothyroxine? Levothyroxine should not be used to treat obesity or weight problems. Dangerous side effects or death can occur from the misuse of levothyroxine, especially if you are taking any other weight-loss medications or appetite suppressants. Since thyroid hormone occurs naturally in the body, almost anyone can use levothyroxine. However, you may not be able to use this medicine if you have certain medical conditions. Tell your doctor if you have: an untreated or uncontrolled adrenal gland disorder; a thyroid disorder called thyrotoxicosis; or symptoms of a heart attack (chest pain or heavy feeling, pain spreading to the jaw or shoulder, nausea, sweating, general ill feeling). Tell your doctor if you have ever had: a thyroid nodule; heart disease, a blood clot, or a blood-clotting disorder; diabetes (insulin or oral diabetes medication doses may need to be changed when you start using levothyroxine); kidney disease; anemia (lack of red blood cells); osteoporosis, or low bone mineral density; problems with your pituitary gland; or any food or drug allergies. Tell your doctor if you have recently received radiation therapy with iodine (such as I-131). If you become pregnant while using levothyroxine, do not stop using the medicine without your doctor's advice. Having low thyroid hormone levels during pregnancy could harm both mother and baby. Your dose needs
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