Premarin

This page contains recent news articles, when available, and an overview of Premarin but does not offer medical advice. You should contact your physician with regard to any health issues or concerns.


Overview:

Premarin
(when available)

Pharmacology and use:
Conjugated estrogens, a mixture of the water soluble salts of sulfate esters from estrone, equilin, 17 α-dihydroequilin, and other related steroids, may be derived from pregnant equine urine or yam and soy plants. Estrogens are important in the development and maintenance of the female reproductive system and secondary sex characteristics. They promote growth and development of the vagina, uterus, and fallopian tubes, and enlargement of the breasts. Indirectly, they contribute to the shaping of the skeleton, maintenance of tone and elasticity of urogenital structures, changes in the epiphyses of the long bones that allow for the pubertal growth spurt and its termination, growth of axillary and pubic hair, and pigmentation of the nipples and genitals. Decline of estrogenic activity at the end of the menstrual cycle can bring on menstruation, although the cessation of progesterone secretion is the most important factor in the mature ovulatory cycle. However, in the preovulatory or nonovulatory cycle, estrogen is the primary determinant in the onset of menstruation. Estrogens also affect the release of pituitary gonadotropins. The pharmacologic effects of conjugated estrogens are similar to those of endogenous estrogens. For the treatment of moderate to severe vasomotor symptoms associated with the menopause, atrophic vaginitis, osteoporosis, hypoestrogenism due to hypogonadism, castration, primary ovarian failure, breast cancer (for palliation only), and Advanced androgen-dependent carcinoma of the prostate (for palliation only)

Mechanism Of Action:
Estrogens enter the cells of responsive tissues (e.g., female organs, breasts, hypothalamus, pituitary) where they interact with a protein receptor, subsequently increasing the rate of synthesis of DNA, RNA, and some proteins. Estrogens decrease the secretion of gonadotropin-releasing hormone by the hypothalamus, reducing the secretion of follicle-stimulating hormone (FSH) and luteinizing hormone (LH) from the pituitary.

News Articles on Conjugated Estrogens

New damages trial for Wyeth in Ark. hormones case  -  ‎Nov 2, 2009‎
Jurors said Wyeth inadequately warned Scroggin that drugs Premarin and Prempro carried an increased risk of breast cancer. The suit also involved Upjohn's ... The Associated Press

Treat moderate to severe dryness, itching, and burning, in and around the vagina  -  ‎Nov 11, 2009‎
In general, you can expect relief from your moderate to severe menopausal symptoms to begin quickly with Premarin. You may begin to feel relief from hot ... Pattaya Daily News

Hidreth: The Unity of the Inner Man: digestion and assimilation  -  ‎Nov 9, 2009‎
This is why Premarin got into so much trouble as was shown in the great study that was done in Women's Initiative in 2002. This study, as, of course, ... Green Valley News

Pfizer in court again, this time for Wyeth's menopause treatment Prempro  -  ‎Oct 27, 2009‎
The drug, Prempro, from Pfizer's unit Wyeth, is a combination of hormones estrogen-progestin (Premarin and Provera) and is taken as a menopause treatment. ... Daily Finance (blog)

Bioidenticals are safe  -  ‎Nov 5, 2009‎
Premarin (8 conjugated equine hormones) and Provera (a synthetic progestin) were proven in a trial of 10000 women to increase heart attack, stroke, ... Helena Independent Record

Wine, auction benefit for Equine Voices this Sunday  -  ‎Oct 27, 2009‎
Many of the horses brought here by Pomroy are Premarin mares and their foals. Premarin is an artificial estrogen used for treating symptoms of menopause. ... Explorer News

Charities rally to save horses used in drug production  -  ‎Oct 25, 2009‎
Horse charities in North America have rallied in a bid to save more than 400 horses used in the production of the drug, Premarin, from slaughter. ... Horsetalk

Hormone Therapy Victims Win Important Appeal  -  ‎Nov 11, 2009‎
Donna Scroggin took Wyeth's Premarin (estrogen) and Pfizer-subsidiary, Upjohn's Provera (progestin). She then took Wyeth's Prempro, which combined estrogen ... Trading Markets (press release)

Birth control drugs and breast cancer  -  ‎Nov 6, 2009‎
4: Hormone replacement therapy sales of Premarin and Prempo dropped by 60 percent in 2002, when the National Women's Health Initiative showed that HRT drugs ... Gloucester Daily Times

10 Outrageous Menstrual Facts That'll Freak You Out  -  ‎Nov 10, 2009‎
Premarin is a synthetic estrogen product extracted from pregnant mares' urine, or “PMU.� Since more than nine million women in the United States take it, ... The Frisky

Bioidentical Hormones, a True Prevention for Breast Cancer  -  ‎Oct 21, 2009‎
Free radicals; Insulin resistance; Melatonin; Premarin; Progesterone; SHBG; vitamin D. Some will be covered by Dr. Khalid Mahmud as the Special Guest; ... Reuters

Zimmerman: Who can we trust if FDA puts stamp on snake oil?  -  ‎Nov 8, 2009‎
But they were written by hired hands of Wyeth, which benefitted to the tune of almost $2 billion on sales of Premarin and Prempro. In 2001, a big, ... Longview Daily News

Equine therapy helps teens' lives begin to blossom  -  ‎Oct 28, 2009‎
...and Sadie had been used by drug companies to extract her urine, a controversial practice used to develop the hormone replacement therapy drug Premarin. ... Local IQ

Think Disease Mongering Started with Consumer Ads?  -  ‎Oct 21, 2009‎
Since 85 percent of women said you want us to take WHAT and dropped HRT, closing Wyeth plants and hopefully Premarin ranches, pharma has scrambled to ... Scoop.co.nz

Pfizer Jury Said to Award $75 Million Prempro Verdict to Woman  -  ‎Nov 4, 2009‎
Until 1995, many patients combined Premarin, Wyeth's estrogen-based drug, with progestin-laden Provera, made by Upjohn, another Pfizer unit. ... Bloomberg

Business news in brief  -  ‎Nov 3, 2009‎
Jurors said Wyeth, which has operations in the Philadelphia area, inadequately warned Scroggin that drugs Premarin and Prempro carried an increased risk of ... Philadelphia Inquirer

奇美醫學中心研究 雌激素腦創傷有療效  -  ‎Oct 20, 2009‎
...雌激素(Premarin)原使用在å?œç¶“或更年期婦女的è?·çˆ¾è’™è£œå……療法上,但奇美醫學中心今天公布最新研究,Premarin也能用於腦創傷治療,具抗發炎ã€?抗細胞凋亡å?Šä¿?護腦神經 ... 聯合新聞網

Wyeth dismisses article critics  -  30 Aug 2009
Wyeth said objections to the group's role in preparing academic articles on its drugs, Premarin and Prempro, were "a continuing effort to recycle arguments Financial Times

Medical Papers by Ghostwriters Pushed Therapy  -  ‎Aug 4, 2009‎
At one time, the Premarin family of drugs, which dominated the market for hormone therapy, was among Wyeth's best-selling brands. New York Times

Health Information  -  ‎Aug 26, 2009‎
One of the most popular forms of HT has been Premarin, which contains estrogen from PREgnant MARes' urINe. "¢The Big, New Study:There have been many HT Reno Gazette Journal

Recent Article Reveals Medical Ghostwriting Suppressed Links ...  -  ‎Aug 20, 2009‎
...''Prior to the WHI findings being made public in 2002, the Premarin-family of products was a 2.2 billion dollar pipeline.'' According to an article in The PR Web (press release)

Medical ghostwriters skew results for profits  -  ‎Aug 21, 2009‎
Women's Health Initiative Trial (WHI) irrefutably established that synthetic hormones (such as the popularly prescribed Premarin family of products) Examiner.com

"CASSPER" Was GSK's Friendly Ghostwriting Program on Paxil  -  ‎Aug 20, 2009‎
The others are AstraZeneca (Seroquel), Merck (Vioxx), and Wyeth (Prempro/Premarin). The CASSPER program was pitched to doctors as a way to help with BNET

Wyeth Paid For Medical Journal Articles Supporting Hormone Therapy  -  ‎Aug 16, 2009‎
Wyeth, which made billions of dollars from its hormone replacement drugs Premarin and Prempro, financed numerous scientific papers published in professional AllGov

Ghostwriting Your Meds  -  ‎Aug 12, 2009‎
...documents ghostwritten for Wyeth-Ayers in 1996 in an effort to promote Premarin and Prempro, two controversial estrogen replacement therapy drugs. CounterPunch

Studies: Popular herbal remedies ineffective for hot flashes  -  ‎Aug 11, 2009‎
The lead author in the memory study has received grant support from the Soy Health Research Board and Wyeth Pharmaceuticals, maker of the HT drugs Premarin MinnPost.com

Pets 101: Where can I adopt a pet in Los Angeles? (Part 3: Breeders)  -  ‎Aug 5, 2009‎
Puppy mills, kitten mills, and even Premarin (aka PMU) horse farms often masquerade as responsible breeders. This is easier in the Internet age, Examiner.com

NuCara a custom-fit pharmacy  -  ‎Aug 5, 2009‎
Examples of these types of medicines are Provera and Premarin, he said. At NuCara, they use chemicals that have the same hormones that the body produces, Ottumwa Courier

Wyeth Paid Ghostwriters to Promote Hormone Replacement Therapy Drugs  -  ‎Aug 10, 2009‎
Overall, the medical consensus published in the articles benefited Wyeth, the pharmaceutical company that paid a medical communications firm, Premarin and InjuryBoard.com

Wyeth spent $901K in 2Q lobbying on health issues  -  ‎Aug 21, 2009‎
...funding involving some of its key drugs, including childhood vaccines and hormone replacement medicines, which include its Premarin and Prempro. Forbes

CANADA: Professor admits to ghost-written paper  -  ‎Aug 28, 2009‎
The drugs company's oestrogen medications, Premarin and Prempro, had annual sales of nearly US$2 billion in 2001. Sherwin, who holds a Canada Research chair University World News

Ligand Pharmaceuticals Inc. Q2 2009 Earnings Call Transcript  -  ‎Aug 3, 2009‎
Wyeth announced that data from a Phase 3 clinical trial for APRELA, which is bazedoxifene with PREMARIN were published in the journal Fertility and Seeking Alpha

Robert Fulford: Ghostwriting is cynical, ethically dubious  -  ‎Aug 8, 2009‎
...worked when DesignWrite, a medical words-for-sale agency, carried out a commission for Wyeth, maker of the hormone therapy drugs Premarin and Prempro. National Post

Les prête-noms de la recherche  -  ‎Aug 26, 2009‎
Wyeth est un grand producteur d'hormonothérapies de remplacement, comme le Premarin et le Prempro. Ces articles n'étaient pas des articles de recherche Agence Science-Presse

Firme di facciata per articoli medico-scientifici  -  ‎Aug 26, 2009‎
...la casa produttrice dei due farmaci principali di questo settore, il Prempro e il Premarin Gli articoli, scritti da una società di comunicazione medica, RSI news

Topkwaliteit en volumestijging dragen omzetgroei Devgen  -  ‎Aug 29, 2009‎
...vakbladen als het International Journal of Cardiology, en legden de nadruk op het succes van producten van Wyeth, zoals Premarin en Prempro. Express.be

Farmaceutische industrie gebruikt 'ghostwriters' om producten te ...  -  ‎Aug 26, 2009‎
...vakbladen als het International Journal of Cardiology, en legden de nadruk op het succes van producten van Wyeth, zoals Premarin en Prempro. Zita.be (persbericht)

Farmaceutische industrie gebruikt 'ghostwriters' om producten te ...  -  ‎Aug 26, 2009‎
...vakbladen als het International Journal of Cardiology, en legden de nadruk op het succes van producten van Wyeth, zoals Premarin en Prempro. Express.be

醫學:幽é?ˆå¯«æ‰‹ï¼šç”Ÿé†«è«–文背後的利益çµ?æ§‹  -  ‎Aug 7, 2009‎
...事件的主角是惠æ°?藥廠的女性è?·çˆ¾è’™æ›¿ä»£ç™‚法藥物,商å“?å??為Premarin 與Prempro. 此藥物在2001 年為惠æ°?帶來二å??億美元以上的進帳,å?¯èªªæ˜¯é‡‘雞æ¯?產å“?。 科景网

ΙατÏ?ικά άÏ?θÏ?α καθ' υπαγόÏ?ευσιν των φαÏ?μακο- βιομηχανιών  -  ‎Aug 6, 2009‎
Η Wyeth είναι η εταιÏ?εία που παÏ?ασκευάζει τα φάÏ?μακα υποκατάστασης οÏ?μονών Premarin και Prempro, τα οποία χοÏ?ηγοÏ?νται σε γυναίκες στην εμμηνόπαυση. Ελευθεροτυπία

Wissenschaftler publizierten Artikel, die nicht von ihnen sind  -  ‎Aug 6, 2009‎
Mit dem Präparat Premarin hätte Wyeth den Markt für Hormonersatztherapien dominiert. Um diese dominierende Stellung zu halten, so die «New York Times» Basler Zeitung

Het einde van 'Big Brother'?  -  ‎Aug 26, 2009‎
...vakbladen als het International Journal of Cardiology, en legden de nadruk op het succes van producten van Wyeth, zoals Premarin en Prempro. Express.be

SBS Belgium verhoogt kapitaal met € 25 miljoen  -  ‎Aug 26, 2009‎
...vakbladen als het International Journal of Cardiology, en legden de nadruk op het succes van producten van Wyeth, zoals Premarin en Prempro. Express.be

Medizin-Skandal: Ghostwriter schrieben Artikel über Hormonersatz ...  -  ‎Aug 5, 2009‎
Die zu den zehn weltweit größten Pharmaunternehmen gehörende Firma habe auf dem US-Markt mit den Hormonersatz-Präparaten “Premarin� und “Prempro� riesige datensicherheit.de

Hormone Therapy Boosts Risk for Ovarian Cancer in Danish Study  -  14 Jul 2009
Corrado Altomare, senior director of Global Medical Affairs at Madison, New Jersey-based Wyeth, which makes the hormone replacement therapies Premarin and Bloomberg

Study Evaluating Efficacy and Safety of Two Low-dose Regimens of ...  -  ‎Jul 13, 2009‎
..."We are encouraged by this 52-week data that showed twice-weekly use of PREMARIN Vaginal Cream was sufficient to provide relief from painful intercourse due PR Newswire (press release)

Researchers work to erase women's hormone-replacement fear  -  ‎Jul 9, 2009‎
The potential market is huge — Premarin was the best-selling drug in the US before studies linked HRT to health risks. There is also an international race Canada.com

Everything's Personal, Nothing's Sacred - Dementia or a dry vagina ...  -  ‎Jun 19, 2009‎
Take the often used vaginal cream, Premarin. It is prescribed by doctors for menopausal women to relieve vaginal dryness and burning. Examiner.com

Should middle-aged women be taking natural HRT?  -  ‎Jul 6, 2009‎
For instance, because the oestrogen in widely-used brand Premarin comes from the urine of pregnant mares it contains forms of oestrogen normally found only Daily Mail

The truth about menopause  -  ‎Jun 29, 2009‎
One such often-prescribed oestrogen replacement medication is 'Premarin', which comes from the urine of a mare (a pregnant horse). The Freeport News

Prescription drugs: Lethal or not?  -  ‎Jul 10, 2009‎
Premarin once touted as a miracle drug for women is one. Likewise, the risks with taking cholesterol-lowering drugs are real and you need to calculate the Escanaba Daily Press

Cancer Screening: Does It Really Save Lives?  -  ‎Jul 5, 2009‎
...such as changes in treatment and the dramatic decrease in the use of Premarin and other cancer-promoting hormone replacement drugs. Natural News.com

Danish study finds HRT does not raise heart attack  -  ‎Jul 7, 2009‎
Most of the women took Premarin or Prempro, made by Wyeth. Sales of all HRT drugs plummeted. But some experts suggested the study gave a very limited Chiropractic Economics

Animal rescuer near Anza expands in hard times  -  ‎Jun 26, 2009‎
Perrin started her operation on a 1-acre plot in Temecula to save so-called Premarin horses, which typically come from farms in western Canada. Press-Enterprise

DepoMed: Protected by Cash and Headed Higher  -  ‎Jun 24, 2009‎
To boot, the side effects profile for both drugs (PHN and "hot flashes") are stellar, especially compared to incumbent therapies (Lyrica & Premarin/SSRIs). Seeking Alpha

Could Estrogen Improve Outcomes After Traumatic Brain Injury, Shock?  -  ‎Jun 30, 2009‎
...traumatic injury will be assigned randomly to receive either Premarin (estrogen) or a placebo intravenously after arriving in the emergency department. Medical News Today (press release)

Interview with author/editor Vincent Diamond  -  ‎Jun 19, 2009‎
I found out that the big draft horses are often used for the Premarin farms where they're hooked up to catheters all the time and kept pregnant so that Examiner.com

Drugmaker Wyeth posts flat 1st-quarter profit, despite sales drop ...  -  ‎Jun 20, 2009‎
Wyeth also reported double-digit sales declines for Premarin and related menopause treatments, for its hemophilia drugs and from its partnership revenue on Washington Examiner

Carleton researcher helps combat breast cancer  -  ‎Jun 22, 2009‎
...“We want to help solve this serious problem by coming up with viable alternatives to commercial drugs such as Premarin, which is derived from horse urine Exchange Morning Post

Wyeth å?‘表PREMARINè?¯è†?研究数æ?®  -  ‎Jul 13, 2009‎
...(WYE) 45.15 +0.22 : Wyeth所属Wyeth Pharmaceuticals部门,公布研究数æ?®æ”¯æŒ?æ¯?天一次和æ¯?周两次使用PREMARIN (conjugated estrogens) Vaginal Cream 0.5 g,缓解中度 凤凰网

Study at Dallas hospital to test whether estrogen protects brain ...  -  ‎Jul 8, 2009‎
Participants will receive a single dose of Premarin or a placebo intravenously. Anyone who wants to be excluded from the study can call 214-648-6726 to Fort Worth Star Telegram

Women's Health: After WHI, what is the market size? 0 comments  -  ‎Jul 1, 2009‎
...women were effectively treating their menopausal symptoms with hormone replacement therapy ('HRT'), such as Premarin, Prempro and others. Seeking Alpha

Brand Names/Synonyms:
Premarin is also known by the following brand names and/or synonyms:
AUSTRIA; BELGIUM; BRAZIL; BULGARIA; CANADA; CHINA; COLOMBIA; COSTA-RICA; Conestoral; DENMARK; DOMINICAN-REPUBLIC; ECUADOR; EL-SALVADOR; ENGLAND; ESTRONE-SULFATE; Estrogens; Estrone Estrone Hydrogen Sulfate; Estrone Hydrogen Sulfate; Estrone Sodium Sulfate; Estrone Sulfate; Estrone Sulfate Sodium; Estrone Sulphate; Evex; FINLAND; FRANCE; GREECE; GUATEMALA; HONDURAS; HONG-KONG; HUNGARY; Hyhorin; INDIA; IRELAND; ITALY; JAPAN; KOREA; MALAYSIA; MEXICO; MIDDLEEAST; Morestin; NETHERLANDS; NEW-ZEALAND; NICARAGUA; Oestrone Sulphate; PANAMA; PERU; PHILIPPINES; PORTUGAL; Par Estro; Premarin; Prempro/Premphase; RUSSIA; SWITZERLAND; Sodium Estrone Sulfate; TAIWAN; THAILAND; TURKEY; URUGUAY; US

Drug Category:
Premarin is categorized under the following by the FDA: Estrogens; ATC:G03CA57

Dosage Forms:
Tablet; Injection; Vaginal Cream; Topical Gel

Absorption:
well absorbed

Interactions:
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Chemical IUPAC Name:
sodium 13-methyl-17-oxo-3-sulfonatooxy-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthrene





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