Drug Summary

  Drug name:  liothyronine
  Chemical name:  Liothyronine
  Formula:  C₁₅H₁₂I₃NO_{4<
  Weight:   650.9735
  CAS no:  6893-02-3
  DrugBank link:  DB00279
  Description:  The L-triiodothyronine (T3, liothyronine) thyroid hormone is normally synthesized and secreted by the thyroid gland in much smaller quantities than L-tetraiodothyronine (T4, levothyroxine, L-thyroxine). Most T3 is derived from peripheral monodeiodination of T4 at the 5 position of the outer ring of the iodothyronine nucleus. The hormone finally delivered and used by the tissues is mainly T3. [PubChem]
  Indication:  Used as replacement or supplemental therapy in patients with hypothyroidism of any etiology, except transient hypothyrodism during the recovery phase of subacute thyroiditis.}