Levothyroxine sodium

A synthetic thyroid hormone used as a thyroid hormone replacement drug (brand names include Eltroxin, Levothroid, Levoxine, Levoxyl, Synthroid) used to treat an underactive thyroid gland (hypothyroidism). Because not all brands of levothyroxine sodium are equivalent, it is important not to switch between brand names or even between generic

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le·vo·thy·rox·ine so·di·um (le″vo-thi-rokґsēn) [USP] the monosodium salt of L-thyroxine, the naturally occurring form of thyroxine, obtained from the thyroid gland of domesticated food animals or prepared synthetically. It is used as replacement therapy for hypothyroidism and in the prophylaxis and treatment of goiter and of thyroid carcinoma, administered orally, intramuscularly, or intravenously.

Medical dictionary. 2011.

Look at other dictionaries:

  • levothyroxine sodium — see thyroxine …   The new mediacal dictionary

  • Levothyroxine — Systematic (IUPAC) name 3,5,3 ,5 Tetraiodo L …   Wikipedia

  • Sodium pertechnetate — IUPAC name Sodium technetate(VII) …   Wikipedia

  • sodium — A metallic element, atomic no. 11, atomic wt. 22.989768; an alkali metal oxidizing readily in air or water; its salts are found in natural biologic systems and are extensively used in medicine and industry. The s. ion is the most plentiful… …   Medical dictionary

  • levothyroxine — le·vo·thy·rox·ine or Brit lae·vo·thy·rox·ine .lē vō thī räk .sēn, sən n the levorotatory isomer of thyroxine that is administered in the form of its sodium salt C15H10I4NNaO4 in the treatment of hypothyroidism see levothroid, levoxyl, SYNTHROID …   Medical dictionary

  • Liothyronine sodium — Systematic (IUPAC) name …   Wikipedia

  • thyroxine — The l isomer is the active iodine compound existing normally in the thyroid gland and extracted therefrom in crystalline form for therapeutic use; also prepared synthetically; used for the relief of hypothyroidism, cretinism, and myxedema …   Medical dictionary

  • Levothyrox — lévothyroxine sodique Général No CAS 55 03 8 (Na) …   Wikipédia en Français

  • ATC code H03 — A section of the Anatomical Therapeutic Chemical Classification System.H Systemic hormonal preparations, excluding sex hormones and insulinsH03A Thyroid preparationsH03AA Thyroid hormones:H03AA01 Levothyroxine sodium:H03AA02 Liothyronine… …   Wikipedia

  • Levothroid — Le·vo·throid lē və .thrȯid trademark used for a preparation of the sodium salt of levothyroxine * * * Lev·o·throid (levґo throid″) trademark for a preparation of levothyroxine sodium …   Medical dictionary

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