the package insert of the medicine Euthyrox. Active principles Levothyroxine.
Complementation or replacement of the secretion of the thyroid.
the Suppression of the secretion of TSH.
When should I not use?
EUTHYROX should not be used by people with recognized hypersensitivity to any of the excipients.
Are relative contraindications infarction recent infarction, thyrotoxicosis untreated, and adrenal insufficiency decompensated.
How to use?
The unique physician’s discretion, according to the case. Commonly the initial daily dosage for adults and children is 25 to 100 mcg, progressively increased to 25 or 50 mcg every three or four weeks, according to the therapeutic response obtained. The maintenance dose for adults is 200 to 300 mcg per day and for children, 100 to 200 mcg per day.
the duration of The treatment, as the case may be, may be a few months or extend for the whole life.
elderly Patients – there are No warnings or special recommendations on product use by elderly patients.
What are the evils that can cause me?
When EUTHYROX is used in the proper manner, under strict medical control, it is not expect the occurrence of side effects. These arise when one goes beyond the limit of individual tolerance to levothyroxine, or in case of an overdose, especially if, at the beginning of treatment, the dosage is increased rapidly.
The side effects include signs and symptoms indicative of hiperfunção thyroid, such as tachycardia, agitation, nervousness, tremor, thin in the hands, weight loss, diarrhea, increased sweating, and hyperthermia.
Warnings and Precautions
what should I know before using?
thyroid hormones should be used with great caution where there is impairment, confirmed or suspected, the integrity of the cardiovascular system, especially of the coronary arteries, such as occurs in angina pectoris or the elderly. The treatment of heart disease patients should be started with low doses and be increased gradually and slowly.
The clinical experience existing so far have not indicates any adverse effect on fetuses when levothyroxine is administered to pregnant women.
Small quantities of levothyroxine are eliminated by the milk, that implies care when if you want to administer it to patients who are breastfeeding.
The use of thyroid hormones may aggravate the intensity of symptoms of patients with diabetes mellitus or insipidus, as well as adrenal insufficiency, requiring adjustments in the treatment of these pathologies.
what to do if someone use a larger amount than is recommended?
The overdose leads to the framework of hyperthyroidism characterized by headache, instability, nervousness, sweating, and increased intestinal motility. can arise or worsen angina pectoris or congestive heart failure.
treatment consists of discontinuation of levothyroxine and in the use of drugs able to antagonize the effects of central and peripheral hormones, in particular, those arising from the sympathetic activity increased (p.ex., agents antiadrenérgicos as propranolol). when necessary, should make the replacement water and fight the fever, and hypoglycemia.
In the case of heart failure, use digitalis.
In the intake of acute large doses of levothyroxine, to use measures in order to prevent the absorption enteric product and medications symptomatic.