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)

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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

Literary usage of Norethindrone

Below you will find example usage of this term as found in modern and/or classical literature:

1. Operative Gynecologic Laparoscopy: Principles and Techniques by Camran Nezhat (2000)
"... oral contraceptives (35 /ig ethinyl estradiol and 1 mg norethindrone); group IH, oral contraceptives (50 /ig ethinyl estradiol and 1 mg norethindrone); ..."

2. Carcinogenic Potency Database, Endocrine Disruptors edited by Lois Swirsky Gold (2000)
"... for endometrial cancer norethindrone acetate (Micronor) Levonorgestrel implants (Norplant) Micronized progesterone (oral) Progesterone transvaginal gel ..."

3. The Menopause, Hormone Therapy, and Women's Health by 52003012847, Office of Technology Assessment, United States, Congress (1992)
"... norethindrone Parke-Davis SOURCE: Office of Technology Assessment, 1992. sory Committee recommended that the labeling for conjugated estrogens be ..."

4. Approved Drug Products with Therapeutic Evaluationsby DIANE Publishing Company by DIANE Publishing Company (1995)
"1992 ETHINYL ESTRADIOL AND norethindrone (TABLET) MAR 18. 1988 FENOPROFEN (CAPSULE AND TABLET) AUG 27. 1987 FEB 03. 1988 FLURAZEPAM HYDROCHLORIDE (CAPSULE) ..."

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