70 Years of Levothyroxine

70 Years of Levothyroxine-1

George J. Kahaly Editor


Levothyroxine (LT4) is celebrating its 70th birthday, since its introduction to the management of hypothyroidism or primary thyroid failure. This is a good opportunity to explore the history and the current state of the art with regard to the therapeutic use of LT4, now one of the most-prescribed treatments worldwide. In our book, we explore the early research that led to an understanding of the role of thyroid gland that led to the initial therapeutic use of LT4.

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