Definition of Norethindrone

1. Noun. A synthetic progestational hormone (trade name Norlutin) used in oral contraceptives and to treat endometriosis.

Exact synonyms: Norethandrolone, Norethindrone Acetate, Norlutin
Substance meronyms: Loestrin, Micronor, Modicon, Norinyl, Norlestrin, Nor-q-d, Ovocon
Generic synonyms: Progestin, Progestogen
Language type: Trade Name

Definition of Norethindrone

1. [n -S]

Medical Definition of Norethindrone

1. (l7 alpha)-17 hydroxy-19-norpregn-4-en-20-yn-3-one. A synthetic progestational hormone with actions similar to those of progesterone but functioning as a more potent inhibitor of ovulation. It has weak oestrogenic and androgenic properties. The hormone has been used in treating amenorrhoea, functional uterine bleeding, endometriosis, and for contraception. Pharmacological action: contraceptives, oral, synthetic, progestational hormones, synthetic. Chemical name: 19-Norpregn-4-en-20-yn-3-one, 17-hydroxy-, (17alpha)- (12 Dec 1998)

Lexicographical Neighbors of Norethindrone

nordazepam
nordefrin
nordefrin hydrochloride
nordiazepam
nordihydrocapsaicin
nordihydroguaiaretic acid
nordstrandite
noreaster
noreasterner
noreasterners
norephedrine
norepinephrine
norepinephrinergic
norepinephrines
norethandrolone
norethindrone (current term)
norethindrone acetate
norethindrones
norethisterone
norethynodrel
norfenfluramine
norfloxacin
norfluoxetine
norfolk island pine
norfullerene
norfullerenes
norgestrienone
nori
noria

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