norethindrone
IPA: nˈɔrθɪndrˈoʊn
noun
- (pharmacology) US form of norethisterone. [(pharmacology) A synthetic steroid hormone, 19-nor-17α-ethynyltestosterone (C₂₀H₂₆O₂), which has actions similar to those of progesterone and is used chiefly for contraception.]
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Examples of "norethindrone" in Sentences
- Invention and synthesis of norethindrone.
- Levonorgestrel and norethindrone as such compounds are disclosed.
- Norethindrone was the first orally highly active progestin to be synthesized.
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