Benign euthyroid goiter in patients with normal thyroid function. Prophylaxis of relapse after surgery for euthyroid goiter, depending on the post-op hormones status. Substitution therapy in hypothyroidism (to replace natural thyroid hormones, when thyroid gland does not produce enough). Suppression therapy in thyroid cancer (to suppress tumor growth in patients with thyroid cancer). 25 mcg, 50 mcg & 100 mcg: Concomitant therapy during anti0thyroid medicinal treatment of hyperthyroidism (to balance thyroid hormone levels when overproduction of thyroid hormones is treated with antithyroid medicines). 100 mcg & 150 mcg: Diagnostic use for thyroid suppression testing.

This is not a substitute for consulting your doctor. Seek professional advice if you are experiencing any illness or symptoms.

Benign euthyroid goiter 75-200 mcg/day. Prophylaxis of relapse after surgery for euthyroid goiter 75-200 mcg/day. Substitution therapy in hypothyroidism Adult Initial dose: 25-50 mcg/day. Maintenance dose: 100-200 mcg/day. Children Initial dose: 12.5-50 mcg/day. Maintenance dose: 100-150 mcg/m3 body surface. Suppression therapy in thyroid cancer 150-300 mcg/day. Concomitant supplement action during antithyroid drug treatment of hyperthyroidism 50-100 mcg/day. Diagnostic use for thyroid suppression testing 100- or 200 mcg week 1 & 2 prior to test: 150 mcg/day. Neonate & infant with congenital hypothyroidism where rapid replacement is important Initially 10-15 mcg/kg/day for the 1st 3 months. Thereafter, adjust dose according to clinical findings & thyroid hormone & TSH values.

Should be taken on an empty stomach: Take 30 min before breakfast.