Levothyroxine is an oral medication used in the treatment of hypothyroidism, goiter or hormone replacement after thyroid withdrawal due to thyroid cancer.
Levothyroxine may be purchased from pharmacies in the form of tablets under the trade names Synthroid, Euthyrox or Puran T-4.
Levothyroxine Price
The price of levothyroxine ranges from 3 to 13 reais.
Indications of Levothyroxine
Levothyroxine is indicated for the treatment of hypothyroidism, ie when there is low production of thyroid hormones, which may occur in cases of goiter, thyroid nodules, subacute or chronic lymphocytic thyroiditis and malignant thyroid tumors.
How to use Levothyroxine
The mode of use of Levothyroxine should be indicated by the doctor, as the levothyroxine dose varies according to the degree of hypothyroidism and the age of the patient. However, it is necessary to take 1 tablet daily, on an empty stomach, every morning. You should wait about 20 minutes after taking this medicine for breakfast.
Levothyroxine side effects
Side effects of levothyroxine include hyperthyroidism, increased heart rate, palpitations, heart arrhythmias, chest pain, headache, nervousness, excitability, insomnia, tremors, weakness, cramps, excessive sweating, sudden sensation of heat, fever, loss of weight, menstrual irregularities, diarrhea, vomiting, and skin rashes with urticaria.
Contraindications of Levothyroxine
Levothyroxine is contraindicated in patients with hypersensitivity to formula components, recent myocardial infarction, untreated thyrotoxicosis, decompensated adrenal insufficiency, and untreated hyperthyroidism.
The use of Levothyroxine in pregnancy, breastfeeding and in patients with heart disease, cardiovascular disease, high blood pressure, adrenal gland insufficiency, lack of appetite, tuberculosis, asthma or diabetes should only be done under medical guidance, because the dose may have be reduced.
