A levothyroxine composition includes levothyroxine sodium and mannitol. The composition is a lyophilized solid. The composition may include from 100 to 500 micrograms levothyroxine sodium and from 2 to 4 milligrams mannitol.
Clayton et al., Journal of the Chemical Society, 1951, p. 2467,2472
作者:Clayton et al.
DOI:——
日期:——
Oxygen-impervious packaging with optional oxygen scavenger, stabilized thyroid hormone compositions and methods for storing thyroid hormone pharmaceutical compositions
申请人:Brinkman Kyle R.
公开号:US20090297566A1
公开(公告)日:2009-12-03
The present invention provides stabilized thyroid hormone pharmaceutical compositions, and methods of packaging and storing thyroid hormone pharmaceutical compositions, such as levothyroxine (T
4
) sodium and liothyronine (T
3
) sodium, in reduced oxygen conditions for maintaining the stability and potency of the thyroid hormones during extended shelf life.
METHODS FOR THE PREPARATION OF A LEVOTHYROXINE SOLUTION
申请人:EMP Levo US B.V.
公开号:US20190321316A1
公开(公告)日:2019-10-24
Described is a method for the preparation of an oral levothyroxine composition, comprising the steps of combining levothyroxine or a salt thereof, a water-miscible organic solvent or a sugar alcohol and water, adjusting the pH to at least 8 providing a basic aqueous medium, dissolving the levothyroxine in the basic aqueous medium to yield a levothyroxine solution, and lowering the pH of the levothyroxine solution to between 3.5-4.9. also described is an oral levothyroxine composition obtainable by the said method and its use as a medicament.