progestogen


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pro·ges·to·gen

(prō-jes'tō-jen),
1. Any agent capable of producing biologic effects similar to those of progesterone; most progestogens are steroids like the natural hormones.
2. A synthetic derivative from testosterone or progesterone that has some of the physiologic activity and pharmacologic effects of progesterone; progesterone is antiestrogenic, whereas some progestogens have estrogenic or androgenic properties in addition to progestational activity.
[pro- + gestation + G. -gen, producing]

progestogen

/pro·ges·to·gen/ (-jes´tah-jen) progestational agent.

progestogen

(prō-jĕs′tə-jən)
n.
Any of various substances having progestational effects, usually including both progesterone and the progestins.

progestogen

[-jes′təjən]
any natural or synthetic progestational hormone. Also spelled progestagen. Also called progestin.

pro·ges·to·gen

(prŏ-jes'tō-jen)
1. Any agent capable of producing biologic effects similar to those of progesterone; most progestogens are steroids like the natural hormones.
2. A synthetic derivative from testosterone or progesterone that has some of the physiologic activity and pharmacologic effects of progesterone; progesterone is antiestrogenic, whereas some progestogens have estrogenic or androgenic properties in addition to progestational activity.
Compare: bioregulator
[pro- + gestation + G. -gen, producing]

progestogen

One of a group of drugs chemically and pharmacologically similar to the natural hormone PROGESTERONE. They are used in oral contraceptives to interfere with ovulation, to alter the womb lining so that it is less receptive to a fertilized egg and to make the mucus in the cervix less readily penetrable by sperms. They are also used to treat menstrual disorders and cancers that are being promoted by oestrogens.

pro·ges·to·gen

(prŏ-jes'tō-jen)
Any agentcapable of producing biologic effects similar to those of progesterone; most are steroids, such as natural hormones.
[pro- + gestation + G. -gen, producing]

progestogen (prōjes´tōjen),

n an agent capable of producing effects similar to progesterone; used to correct abnormalities of the menstrual cycle.

progestogen

any substance having progestational activity.
References in periodicals archive ?
In general, from a cardiovascular viewpoint, progestogen only preparations are safer than estrogen containing drugs.
It is better to add progestogen in the evening; metabolites pregnenolon and alopregnenolon improve sleeping [15].
In my clinical study I have used Medroxyprogesterone acetate (Provera) 10 mg orally once per day for 7 days (as Progestogen challenge test) and Conjugated equine estrogen (Premarin) 1.
The main culprit appears to be the use of a progestogen, a synthetic form of progesterone, in increasing the risk for breast cancer.
It may, however, be dependent on whether it is given as a continuous combination versus a sequential regimen, how long it is given, at what dose and how it is administered, as well as which progestogens are used.
2) ET is effective even in low dosages and the effect is enhanced by the addition of a progestogen.
Until 1975, those pills contained a "high-dose" of estrogen and progestogen and sometimes caused heart attacks, strokes and blood clots.
What are the benefits of using progestogen as part of my birth control?
She has already begun treatment with the hormones oestrogen and progestogen to prevent menstruation and feminisation of her body.
Here's the reality behind the WHI: Basically, in 2002 the WHI found that women taking the hormone therapy Prempro, composed of progestin (a synthetic progestogen known as medroxyprogesterone acetate or MPA) and conjugated equine estrogen, had a 26 percent increased risk of invasive breast cancer, a 29 percent increased risk of heart attack, a 41 percent higher rate of stroke and more than a 100 percent increase in blood clots in the lung.
Fifty percent of current users were taking both estrogen and progestogen, 41% were taking only estrogen, and the rest were taking other or unknown preparations.
Long-term use of a combined form of HRT,containing oestrogen and progestogen, doubles the chances of getting breast cancer.

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