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  2. Progesterone - Wikipedia

    en.wikipedia.org/wiki/Progesterone

    Not only does progesterone help prevent further damage, it has also been shown to aid in neuroregeneration. [86] One of the serious effects of traumatic brain injury includes edema. Animal studies show that progesterone treatment leads to a decrease in edema levels by increasing the concentration of macrophages and microglia sent to the injured ...

  3. Miscarriage - Wikipedia

    en.wikipedia.org/wiki/Miscarriage

    Often there is little a person can do to prevent a miscarriage. [11] Vitamin supplementation before or during pregnancy has not been found to affect the risk of miscarriage. [119] Progesterone has been shown to prevent miscarriage in women with 1) vaginal bleeding early in their current pregnancy and 2) a previous history of miscarriage. [120]

  4. Progestin-induced virilization - Wikipedia

    en.wikipedia.org/wiki/Progestin-induced_virilization

    In the 1940s, some studies suggested that progesterone could prevent threatened abortion and might prevent habitual abortion, but oral bioavailability of progesterone is low and injections of progesterone can be painful, so orally active progestins were tried beginning with ethisterone, followed by other progestins as they became available ...

  5. Pharmacodynamics of progesterone - Wikipedia

    en.wikipedia.org/wiki/Pharmacodynamics_of...

    Progesterone is a progestogen, or an agonist of the nuclear progesterone receptors (PRs), the PR-A, PR-B, and PR-C. [1] In one study, progesterone showed EC 50 Tooltip half-maximal effective concentration values of 7.7 nM for the human PR-A and 8.0 nM for the human PR-B. [5] In addition to the PRs, progesterone is an agonist of the membrane progesterone receptors (mPRs), including the mPRα ...

  6. Reproductive immunology - Wikipedia

    en.wikipedia.org/wiki/Reproductive_immunology

    A threatened miscarriage is signs or symptoms of miscarriage, most often including bleeding that occurs in the first 20-weeks of a pregnancy. [28] Research has shown that supplementation of progesterone can lower the rate of miscarriage, however, it did not have an effect on lowering the rate of pre-term births and live births. [29]

  7. Progesterone (medication) - Wikipedia

    en.wikipedia.org/wiki/Progesterone_(medication)

    Progesterone (P4), sold under the brand name Prometrium among others, is a medication and naturally occurring steroid hormone. [20] It is a progestogen and is used in combination with estrogens mainly in hormone therapy for menopausal symptoms and low sex hormone levels in women.

  8. Progestogen - Wikipedia

    en.wikipedia.org/wiki/Progestogen

    Progesterone is the major progestogen produced by the corpus luteum of the ovary in all mammalian species. Luteal cells possess the necessary enzymes to convert cholesterol to pregnenolone, which is subsequently converted into progesterone. Progesterone is highest in the diestrus phase of the estrous cycle.

  9. Pregnancy hormones - Wikipedia

    en.wikipedia.org/wiki/Pregnancy_hormones

    Progesterone is an endogenous steroid hormone synthesized by the placenta during pregnancy. Progesterone production is regulated by the hypothalamic-pituitary-gonadal axis. The HPG axis regulates the release of both central and peripherally generated ovarian hormones.

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