L-thyroxine 75mkg pills №100

Dosage form

Pills

Composition

Levothyroxine sodium

Packaging

100 pieces

Mechanism of action

L-THYROXIN - a drug of thyroid hormones. Synthetic levorotatory isomer of thyroxine. In small doses, L-thyroxine has an anabolic effect. In medium doses, it stimulates growth and development, increases the tissue's need for oxygen, stimulates the metabolism of proteins, fats and carbohydrates, and stimulates the activity of the cardiovascular system and the central nervous system. In high doses, inhibits the production of TTRG of the hypothalamus and TSH of the pituitary gland.

Indications and usage

Primary and secondary hypothyroidism; mixed goiter; complex treatment of toxic goiter and autoimmune thyroiditis, euthyroid hyperplasia of the thyroid gland; prevention of recurrence after surgical treatment of nodular and malignant tumors of the thyroid gland; cretinism.
Differential diagnostic test for thyroid suppression.

Contraindications

Hyperfunction of the thyroid gland of various origins, acute myocardial infarction, untreated adrenal cortex insufficiency, hypersensitivity to levothyroxine sodium.

Pregnancy and Breastfeeding

In pregnancy and lactation, L-thyroxin should be used under the supervision of a physician.Use in combination with thyreostatics during pregnancy is contraindicated due to an increased risk of hypothyroidism in the fetus.

Dosage and administration

Set individually depending on the evidence. Apply L-thyroxine in a dose of 12.5-200 mcg 1 time / day for 20-30 minutes before meals.

Adverse reactions

Symptoms of hyperthyroidism: possible (when used in high doses, including when the dose is too rapid at the beginning of the course of treatment) tachycardia, palpitation, arrhythmias, strokes, headache, nervousness, tremor, sleep disturbances, anxiety, muscular weakness and cramps, weight loss, diarrhea, menstrual disorders, vomiting.

With extreme caution, L-Thyroxine is used in patients with cardiovascular diseases (including IHD, heart failure, arterial hypertension). In such cases, levothyroxine sodium should be used at a low initial dose, increasing it slowly and at large intervals.

Storage conditions

In the dark place at a temperature of no higher than 5 ° C.