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Antiprogestogen

Index Antiprogestogen

Antiprogestogens, or antiprogestins, also known as progesterone antagonists or progesterone blockers, are a class of drugs which prevent progestogens like progesterone from mediating their biological effects in the body. [1]

28 relations: Abortifacient, Abortion, Aglepristone, Antiandrogen, Antiestrogen, Antigonadotropin, Breast development, Danazol, Emergency contraception, Epostane, Gestrinone, Lilopristone, Lonaprisan, Meningioma, Mifepristone, Nisterime acetate, Norethisterone, Onapristone, Pharmacology of bicalutamide, Progesterone, Progesterone receptor, Sex-hormonal agent, Steroidal antiandrogen, Toripristone, Valproate, Zanoterone, 5α-Dihydrolevonorgestrel, 5α-Dihydronorethisterone.

Abortifacient

An abortifacient ("that which will cause a miscarriage" from Latin: abortus "miscarriage" and faciens "making") is a substance that induces abortion.

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Abortion

Abortion is the ending of pregnancy by removing an embryo or fetus before it can survive outside the uterus.

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Aglepristone

Aglepristone (brand name Alizine; former developmental code names RU-46534, RU-534) is a synthetic, steroidal antiprogestogen related to mifepristone which is marketed by Virbac in several European countries for use in veterinary medicine.

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Antiandrogen

Antiandrogens, also known as androgen antagonists or testosterone blockers, are a class of drugs that prevent androgens like testosterone and dihydrotestosterone (DHT) from mediating their biological effects in the body.

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Antiestrogen

Antiestrogens, also known as estrogen antagonists or estrogen blockers, are a class of drugs which prevent estrogens like estradiol from mediating their biological effects in the body.

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Antigonadotropin

An antigonadotropin is a drug which suppresses the activity and/or downstream effects of one or both of the gonadotropins, follicle-stimulating hormone (FSH) and luteinizing hormone (LH).

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Breast development

Breast development, also known as mammogenesis, is a complex biological process in primates that takes place throughout a female's life.

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Danazol

Danazol, sold under the brand name Danocrine among others, is a medication which is used in the treatment of endometriosis, fibrocystic breast disease, hereditary angioedema, and other conditions.

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Emergency contraception

Emergency contraception (EC), or emergency postcoital contraception, are birth control measures that may be used after sexual intercourse to prevent pregnancy.

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Epostane

Epostane (INN, USAN, BAN) (developmental code name WIN-32729) is an inhibitor of 3β-hydroxysteroid dehydrogenase (3β-HSD) that was developed as an contraceptive, abortifacient, and oxytocic drug but was never marketed.

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Gestrinone

Gestrinone, sold under the brand names Dimetrose and Nemestran among others, is a medication which is used in the treatment of endometriosis.

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Lilopristone

Lilopristone (INN) (developmental code names ZK-98734, ZK-734) is a synthetic, steroidal antiprogestogen with additional antiglucocorticoid activity which was developed by Schering and was patented in 1985.

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Lonaprisan

Lonaprisan (INN, USAN) (developmental code names ZK-230211, BAY 86-5044, ZK-PRA) is a synthetic, steroidal antiprogestogen which was under development by Bayer HealthCare Pharmaceuticals for the treatment of endometriosis, dysmenorrhea, and breast cancer but was discontinued.

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Meningioma

Meningioma, also known as meningeal tumor, is typically a slow-growing tumor that forms from the meninges, the membranous layers surrounding the brain and spinal cord.

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Mifepristone

Mifepristone, also known as RU-486, is a medication typically used in combination with misoprostol, to bring about an abortion.

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Nisterime acetate

Nisterime acetate (USAN) (developmental code name ORF-9326), also known as 2α-chloro-4,5α-dihydrotestosterone O-(p-nitrophenyl)oxime 17β-acetate or as 2α-chloro-5α-androstan-17β-ol-3-one O-(p-nitrophenyl)oxime 17β-acetate, is a synthetic, orally active anabolic-androgenic steroid (AAS) and a derivative of dihydrotestosterone (DHT) that was developed as a postcoital contraceptive but was never marketed.

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Norethisterone

Norethisterone, also known as norethindrone and sold under the brand names Aygestin and Primolut N among many others, is a progestin medication which is used in birth control pills, menopausal hormone therapy, and for the treatment of gynecological disorders.

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Onapristone

Onapristone (INN) (developmental code names ZK-89299, ZK-299) is a synthetic, steroidal antiprogestogen with additional antiglucocorticoid activity which was developed by Schering and described in 1984 but was never marketed.

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Pharmacology of bicalutamide

The pharmacology of bicalutamide, a nonsteroidal antiandrogen (NSAA), has been well-characterized.

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Progesterone

Progesterone (P4) is an endogenous steroid and progestogen sex hormone involved in the menstrual cycle, pregnancy, and embryogenesis of humans and other species.

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Progesterone receptor

The progesterone receptor (PR), also known as NR3C3 or nuclear receptor subfamily 3, group C, member 3, is a protein found inside cells.

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Sex-hormonal agent

A sex-hormonal agent, also known as a sex-hormone receptor modulator, is a type of hormonal agent which specifically modulates the effects of sex hormones and of their biological targets, the sex hormone receptors.

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Steroidal antiandrogen

A steroidal antiandrogen (SAA) is an antiandrogen with a steroidal chemical structure.

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Toripristone

Toripristone (INN) (developmental code name RU-40555) is a synthetic, steroidal antiglucocorticoid as well as antiprogestogen which was never marketed.

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Valproate

Valproate (VPA), and its valproic acid, sodium valproate, and valproate semisodium forms, are medications primarily used to treat epilepsy and bipolar disorder and to prevent migraine headaches.

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Zanoterone

Zanoterone (former developmental code name WIN-49596), also known as (5α,17α)-1'-(methylsulfonyl)-1'-H-pregn-20-ynopyrazol-17-ol, is a steroidal antiandrogen which was never marketed.

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5α-Dihydrolevonorgestrel

5α-Dihydrolevonorgestrel (5α-DHLNG) is an active metabolite of the progestin levonorgestrel which is formed by 5α-reductase.

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5α-Dihydronorethisterone

5α-Dihydronorethisterone (5α-DHNET, dihydronorethisterone, 17α-ethynyl-5α-dihydro-19-nortestosterone, or 17α-ethynyl-5α-estran-17β-ol-3-one) is a major active metabolite of norethisterone (norethindrone).

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References

[1] https://en.wikipedia.org/wiki/Antiprogestogen

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