Liotrix



Thyrolar®







Liotrix

(LYE oh triks)

U.S. Brand Names
Thyrolar®
Canadian Brand Names
Thyrolar®
Pharmacologic Category
Thyroid Product
Reasons not to take this medicine
  • If you have an allergy to liotrix or any other part of this medicine.
  • Tell healthcare provider if you are allergic to any medicine. Make sure to tell about the allergy and how it affected you. This includes telling about rash; hives; itching; shortness of breath; wheezing; cough; swelling of face, lips, tongue, or throat; or any other symptoms involved.
  • If you have any of the following conditions: Overactive thyroid gland, recent heart attack, or weak adrenal gland.
What is this medicine used for?
  • This medicine is used as a thyroid hormone replacement.
How does it work?
  • Liotrix works to fuel some metabolic processes. This includes growth and development, and glucose, protein, and fat production.
How is it best taken?
  • Take this medicine on an empty stomach before breakfast.
What do I do if I miss a dose? (does not apply to patients in the hospital)
  • Take a missed dose as soon as possible.
  • If it is almost time for the next dose, skip the missed dose and return to your regular schedule.
  • Do not take a double dose or extra doses.
  • Do not change dose or stop medicine. Talk with healthcare provider.
What are the precautions when taking this medicine?
  • This medicine is dangerous when used for weight loss.
  • If you are 65 or older, use this medicine with caution. You could have more side effects.
  • If you have heart disease, talk with healthcare provider.
  • Check medicines with healthcare provider. This medicine may not mix well with other medicines.
  • If you are allergic to tartrazine, talk with healthcare provider. Some products contain tartrazine.
  • Do not take iron products, antacids, sucralfate, or cholestyramine within 4 hours of this medicine.
  • Tell healthcare provider if you are pregnant or plan on getting pregnant.
What are some possible side effects of this medicine?
  • Unexplained change in appetite.
  • Unexplained change in weight.
  • Nervous and excitable.
  • Shakiness.
  • Sensitive to heat.
  • Excessive sweating.
  • Headache.
  • Nausea or vomiting. Small frequent meals, frequent mouth care, sucking hard, sugar-free candy, or chewing sugar-free gum may help.
  • Diarrhea.
  • Irritable.
  • Leg cramps.
What should I monitor?
  • Change in condition being treated. Is it better, worse, or about the same?
  • Check blood work (thyroid function). Talk with healthcare provider.
  • Check weight weekly. Report a weight loss to healthcare provider.
  • Take good care of your teeth. See a dentist regularly.
Reasons to call healthcare provider immediately
  • If you suspect an overdose, call your local poison control center immediately or dial 911.
  • Signs of a life-threatening reaction. These include wheezing; chest tightness; fever; itching; bad cough; blue skin color; fits; or swelling of face, lips, tongue, or throat.
  • Chest pain or pressure or fast heartbeat.
  • Difficulty breathing.
  • Significant weight gain.
  • Significant weight loss.
  • No improvement in condition or feeling worse.
How should I store this medicine?
  • Store in a refrigerator.
  • Protect from light.
General statements
  • If you have a life-threatening allergy, wear allergy identification at all times.
  • Do not share your medicine with others and do not take anyone else's medicine.
  • Keep all medicine out of the reach of children and pets.
  • Keep a list of all your medicines (prescription, natural products, supplements, vitamins, over-the-counter) with you. Give this list to healthcare provider (doctor, nurse, nurse practitioner, pharmacist, physician assistant).
  • Talk with healthcare provider before starting any new medicine, including over-the-counter, natural products, or vitamins.
Brand Names: