Indications / Uses :
Goiter (euthyroid goiter), prevention of goiter recurrence after goiter surgery (relapse prophylaxis after strumectomy), as concomitant therapy when taking medication for the treatment of thyroid overactivity (hyperthyroidism) after normal function has been achieved, thyroid underactivity (hypothyroidism).
Euthyrox 50 and 100 mcg: After total surgical removal of the thyroid gland (thyroidectomy) due to thyroid carcinoma.
Euthyrox 100 mcg: Thyroid suppression test.

Administration :
Should be taken on an empty stomach: Take ½ hr before meals.

Contraindications :
Hyperthyroidism of any origin.
Exception: As concomitant therapy in the treatment of hyperthyroidism with antithyroid drugs after normal function has been achieved. In pregnancy, however, such a concomitant therapy is not indicated.

Special Precautions :
Even mild hyperthyroidism due to Euthyrox must be avoided by all means, especially in patients with coronary heart disease, heart failure or heart rhythm disturbances of the rapid type.
In patients with hypothyroidism due to a disease of the pituitary gland, it must be clarified whether underactivity of the adrenal cortex (adrenocortical insufficiency) is also present. If so, the latter should be treated before initiating thyroid hormone therapy.
Effects on the Ability to Drive or Operate Machinery: There are no indications that Euthyrox interferes with driving a vehicle, operating machinery or working without a firm hold.
Use in Elderly: In elderly people, Euthyrox should be dosed very carefully. A small dose should be chosen to start with, which can then be increased gradually and at long intervals with frequent thyroid hormone checks.