Levothyroxine sodium

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.

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  • 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

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  • 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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