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progesterone in the news

Progesterone Shows Promise As Treatment For Traumatic Brain Injuries 

Science Daily - Oct 08 5:54 AM
Giving progesterone to trauma victims shortly following brain injury may reduce the risk of death and the degree of disability and appears to be safe, according to results from the first clinical trial of its kind in the world.

Progesterone Promising Treatment For Traumatic Brain Injuries 
Medical News Today - Oct 06 5:11 AM
Emory University researchers have found that giving progesterone to trauma victims shortly following brain injury appears to be safe and may reduce the risk of death and the degree of disability. The results of this study--the first clinical trial of its kind in the world--will be available online in the October issue of the peer-reviewed journal, Annals of Emergency Medicine, from October 2.

When counting sheep doesn't help 
The News Journal - Oct 09 12:49 AM
LOS ANGELES -- Whether meditating before bed or sipping a kava kava nightcap, more than 1.6 million Americans use some form of alternative medicine when they have trouble sleeping.

All in the family 
The Age - Oct 08 3:52 PM
Five bright families on what is important in IQ development.




- progesterone cream

- progesterone

Systematic (IUPAC) name
CAS number 57-83-0
ATC code G03DA04
PubChem 5994
DrugBank APRD00700
Chemical data
Formula C21H30O2
Mol. weight 314.47
Synonyms 4-pregnene-3,20-dione
Physical data
Melt. point 126°C progesterona (259°F)
Spec. rot [α]D
Pharmacokinetic data
Bioavailability prolonged absorption, half-life approx 25-50 hours
Protein binding 96%-99%
Metabolism hepatic to pregnanediols and pregnanolones
Half life 34.8-55.13 hours
Excretion renal
Therapeutic considerations
Pregnancy progesterone cream cat.


Legal status
Routes oral, implant

Progesterone is a C-21 steroid hormone involved in natural progesterone cream the female menstrual cycle, natural progesterone pregnancy (supports gestation) and embryogenesis of humans and other species. Progesterone belongs to a class of progesterone levels hormones called progestagens, and is the major low progesterone naturally occurring human progestagen.

It is important that Progesterone not be confused with progestins, which are synthetically produced progestagens.


  • 1 Chemistry
    • 1.1 Synthesis
  • 2 Sources
  • 3 Levels
  • 4 Effects
    • 4.1 Reproduction
    • 4.2 Neurosteroid
    • 4.3 Other progesterone suppositories progesterone level progesterone side effects symptoms of low progesterone systems
  • 5 Medical Applications
  • 6 See progesterone and pregnancy also
  • 7 References
  • 8 External high progesterone levels links


Like other steroids, progesterone consists of progesterone overdose four interconnected cyclic hydrocarbons. Progesterone contains ketone and oxygenated functional groups, as well as two methyl branches. Like all steroid hormones, it is clomid progesterone levels hydrophobic. This is progesterone creams mostly due to its lack of very polar functional groups.


Progesterone, like all other steroid transmist natural progesterone spray hormones, is synthesized from pregnenolone, a derivative of cholesterol. This conversion takes place in two progesterone levels during pregnancy steps. The 3-hydroxyl group is effects of progesterone converted to a keto group and the double bond progesterone therapy is moved to C-4, from C-5.

Conversion of Pregnenolone to Progesterone

Progesterone is progesterone versus progestin the precursor of the mineralocorticoid aldosterone, and after conversion to 17-hydroxyprogesterone (another natural progestogen) buy hydroxygen progesterone silica liquid vitamins and of cortisol and androstenedione. Androstenedione can be converted to testosterone, estrone and estradiol.

blood sugar level and progesterone
Progesterone is important for aldosterone (mineralocorticoid) synthesis, as 17-hydroxyprogesterone is best progesterone cream for cortisol (glucocorticoid), and androstenedione for sex steroids.


Progesterone is produced in the adrenal glands, the progesterone level pregnancy gonads (specifically after ovulation in the corpus luteum), the brain, and, during pregnancy, in the placenta. progesterone weight gain In humans, zoloft progesterone libido increasing amounts of progesterone are produced during pregnancy, initially the source is the corpus luteum that has been "rescued" by the presence best progesterone cream in a pump of human chorionic gonadotropins (hCG) from the conceptus, but after the 8th week production canine progesterone of progesterone shifts progesterone creme over to the placenta. The placenta utilizes maternal cholesterol as early pregnancy progesterone the initial substrate, and most of the produced progesterone enters the maternal progesterone level chart pregnancy circulation, but some is picked up by the fetal circulation and is used as substrate for fetal corticosteroids. At term the placenta produces progesterone or progestin about 250 progesterone treatment of prostate cancer mg progesterone/day.


Progesterone levels (black line) during the side effects of progesterone menstrual cycle

In women, progesterone levels are relatively low during the preovulatory phase of the menstrual cycle, rise after 17 hydroxy progesterone reference range ovulation, canine progesterone testing and are elevated during the luteal phase. In women progesterone levels tend low progesterone in early pregnancy to be < 2 ng/ml prior to ovulation, and > 5 progesterone and weight gain ng/ml after ovulation. If pregnancy occurs, progesterone levels are maintained at luteal levels initially. With the onset of progesterone for men the luteal-placental shift in progesterone support of the pregnancy levels start progesterone in pregnancy to rise further and may reach 100-200 ng/ml at progesterone pregnancy term. Whether a decrease in progesterone levels is critical for the initiation of labor has been ovulation with natural progesterone argued and may be species-specific. After delivery of the placenta and during lactation, progesterone and miscarriage progesterone levels are very low.

Progesterone levels are progesterone and ovulation relatively low in children and postmenopausal women[1]. Adult males have levels similar to those in women during the follicular hormone progesterone replacement therapy phase of the menstrual cycle.


Progesterone exerts its action primarily through the intracellular progesterone receptor though a distinct, membrane bound progesterone receptor has recently been discovered. how to use natural progesterone cream' laboratory industrial safety progesterone It has a number of physiological effects, often regulatory, not least of the effects low progesterone levels of estrogen. Estrogen often induces a multiplication of progesterone receptors.


Progesterone converts the endometrium low progesterone symptoms to its secretory stage to prepare the uterus for implantation. At the same time progesterone normal pregnancy progesterone levels affects the vaginal epithelium and cervical osteoporosis treatment progesterone fosa mucus. If pregnancy does not occur, progesterone levels will decrease, leading, in the human, to menstruation. Normal menstrual bleeding progesterone deficiency is progesterone withdrawal bleeding.

During implantation and gestation, progesterone appears to decrease the maternal progesterone preterm labor new england journal of medicine immune response to allow for the acceptance of the pregnancy. what is progesterone Progesterone decreases contractility of the uterine smooth muscle. The fetus causes of elevated estrogen and progesterone levels metabolizes placental progesterone in the production of adrenal mineralo- and glucosteroids. A drop in progesterone levels compounded natural progesterone is possibly one step that facilitates the onset effects of low progesterone of labor. In addition progesterone inhibits lactation during pregnancy. The fall ivf progesterone side effects in progesterone levels following delivery is one ovulation and natural progesterone cream of the triggers for milk production .


Progesterone, like pregnenolone and dehydroepiandrosterone, belongs to the group of neurosteroids progesterone cream hot flashes that are found in high concentrations in certain areas in the progesterone deficiency symptoms brain and are synthesized there. Neurosteroids affect synaptic functioning, are neuroprotective, and affect myelinization.[1] They are progesterone during pregnancy investigated for their potential to improve memory and cognitive progesterone level in pregnancy ability. Progesterone as progesterone pills a neuroprotectant affects regulation of apoptotic genes. Its effect as a neurosteroid works predominantly through the GSK-3 beta pathway, as an inhibitor. Other GSK-3 progesterone supplements beta inhibitors include bipolar mood stabilizers, lithium and valproic acid. progesterone suppository It also raises side affects of progesterone suppositories epidermal growth factor-1 levels, a factor often used to induce proliferation, very low progesterone and used to sustain cultures of stem cells.

Other systems

Progesterone has multiple effects outside of what progesterone levels to detect a positive pregnancy the reproductive system. Progesterone is thermogenic, raising the core temperature. It reduces spasm and relaxes clomid and progesterone smooth muscle. Bronchi are widened and mucus regulated. how to use progesterone cream Progesterone receptors are widely present in submucosal tissue. Progesterone acts as an antiinflammatory agent and regulates the immune response. local reaction to progesterone injection Gall-bladder activity is natural hormone replacement therapy progesterone cream com reduced. Other effects include normalizing blood clotting and vascular tone, zinc and copper levels, cell oxygen progesterone and cortisol levels, and use of fat stores for energy. Progesterone also assists in thyroid function, progesterone cream and irregular bleeding in bone building by osteoblasts, in bone, teeth, gums, progesterone levels in early pregnancy joint, tendon, ligament and skin resilience and in some cases healing by progesterone levels while breast feeding regulating various types of collagen, and in nerve function and healing by regulating myelin. Progesterone ivf progesterone appears to prevent endometrial cancer (involving the uterine lining) by regulating natural progesterone derived from wild yam the effects of estrogen.

Medical Applications

Progesterone is poorly absorbed by oral ingestion unless micronised and natural progesterone vs bio identical progesterone in oil, or with fatty pcos and natural progesterone cream foods; it does not dissolve in water. Products such as Prometrium, Utrogestan and Microgest are therefore capsules containing pregnancy progesterone level micronised progesterone in oil - in all three mentioned progesterone acne that is peanut oil, which may cause progesterone cream usage serious allergic reactions in some people, but compounding pharmacies, which have the facilities and licenses progesterone in oil to make their own products, can use alternatives. progesterone levels for breeding, canine Vaginal and rectal application is also effective, with products such as Cyclogest, which is progesterone in cocoa butter in the form of pessaries. progesterone levels pregnancy Progesterone can be given by injection, but because it has a progesterone shots pregnant short half-life they need to be daily. Implants, progesterone test for a longer period, are also available. Marketing of progesterone phamaceutical products, country to country, varies considerably, with side effects of progesterone cream many countries having no oral side effects progesterone progesterone products marketed, but they can usually symptoms of progesterone deficiency be specially imported by pharmacies through international wholesalers.

"Natural progesterone" products derived from yams, do not require a prescription. Wild yams contain a plant steroid women s health and menapause progesterone cream called 17 alpha hydroxy progesterone caporate diosgenin, which the human body cannot metabolize into progesterone. Diogenin can 17 oh progesterone only be chemically processed into progesterone in labs.

Progesterone is used to control anovulatory bleeding. It is also used to prepare uterine lining in am i pregnant if my progesterone level is elevated infertility therapy and to support early pregnancy. Patients with recurrent pregnancy loss due bioidentical progesterone to complications of natural progesterone cream inadequate progesterone production may receive progesterone.

Progesterone is being investigated as potentially beneficial in Multiple Sclerosis, since the characteristic deterioration of the Myelin insulation compounded progesterone of nerves halts estradiol and progesterone clinical trials during pregnancy, when progesterone levels are raised, but commences again when the levels drop.

Since most progesterone in excess progesterone males is produced in the process low progesterone headache of testicular production of testosterone, and most in females by the low progesterone infertility ovaries, the shutting down (whether by natural or chemical means), or removal, of those inevitably causes a considerable reduction in progesterone natural progesterone cream and pregnancy levels. Previous concentration upon the role of progestagens in female normal progesterone levels reproduction, when progesterone was simply considered a "female hormone" obscured the significance of organic excellence progesterone cream progesterone elsewhere in both progesterone 100 mg vaginal suppositories sexes.

The tendency for progesterone to have a regulatory effect, and the presence of progesterone receptors in many types of body tissue, and the progesterone 30% lioderm pattern of deterioration (or progesterone after an iui tumour formation) in many of those increasing in later years when progesterone levels have dropped, is progesterone and estrogen and graphs prompting widespread research into the potential value of maintaining progesterone levels in both males progesterone and ivf and females.

Progesterone is used in hormone therapy for transsexual progesterone and pregnancy progesterone and pregnancy women, and some Intersex women - especially when synthetic progesterone diagram progestins have been ineffective or caused side-effects - since normal breast progesterone for pregnancy on right side uterine horn tissue cannot develop except in the presence of both progestogen and estrogen. Mammary glandular tissue is otherwise progesterone in dogs fibrotic, the breast shape conical and the areola immature, Progesterone can correct those progesterone in early pregnancy even after years of inadequate hormonal treatment. progesterone in oil, side effects Research usually cited against such value was conducted using Provera, a synthetic progestin. Progesterone also progesterone injections has a role in skin elasticity and bone strength, in respiration, in progesterone level injections nerve tissue and in female sexuality, and the presence of progesterone receptors in certain muscle progesterone replacement and fat tissue may hint at a role in symptoms low progesterone sexually-dimorphic proportions of those.

These roles of progesterone may not be fulfilled by synthetic progestins which were designed buying progesterone cream solely to mimic progesterone's uterine effects.

Progesterone receptor antagonists, or selective can natural progesterone help with prostate cancer progesterone receptor modulators (SPRM)s, such as RU-486 (Mifepristone), canada natural progesterone cream can be used to prevent conception or clomid and progesterone levels induce medical abortions.

Oral birth control pills do not contain progesterone but a progestin.

See also

  • Bioidentical hormone replacement therapy


  1. ^ Schumacher cnn progesterone M, Guennoun R, Robert directions for progesterone cream F, et al. Local synthesis and dual e-caps for progesterone actions of progesterone in the nervous system: neuroprotection and myelination. Growth Horm IGF Res. 2004 Jun;14 Suppl A:S18-33. PMID 15135772

External links

  • Progesterone Chemistry
  • Progesterone Resource
  • Link page emerita progesterone to external fertility natural progesterone cream chemical sources.

Hormones and endocrine fertility progesterone remedy glands - edit

Hypothalamus: - TRH - CRH - GnRH - GHRH - liquid progesterone formula somatostatin - dopamine | Posterior pituitary: vasopressin - oxytocin | Anterior pituitary: GH low progesterone 5 weeks pregnant - ACTH - TSH - LH - FSH - low progesterone and symptoms prolactin - MSH - endorphins - lipotropin

Thyroid: T3 and T4 - low progesterone level calcitonin | Parathyroid: PTH | Adrenal medulla: epinephrine - monopause and progesterone norepinephrine | Adrenal cortex: aldosterone - cortisol - DHEA | Pancreas: glucagon- osteoporosis treatment progesterone fosamax insulin - somatostatin | Ovary: estradiol - progesterone - inhibin - activin | Testis: testosterone - pregnancy and progesterone levels AMH - inhibin | Pineal gland: melatonin pregnancy progesterone levels | Kidney: renin - EPO - calcitriol - prostaglandin | Heart atrium: ANP

Stomach: gastrin | Duodenum: CCK pregnant taking progesterone suppositories - GIP - secretin - motilin - VIP | Ileum: enteroglucagon | Liver: IGF-1

Placenta: hCG - HPL - estrogen - progesterone

Adipose tissue: leptin, adiponectin

Target-derived NGF, BDNF, NT-3

Search Term: "Progesterone"

- natural progesterone cream