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estrone

 
Dictionary: es·trone   (ĕs'trōn') pronunciation
n.
An estrogenic hormone, C18H22O2, used primarily in the treatment of estrogen deficiency. Also called theelin.

[ESTR(US) + -ONE.]


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Drug Info: Estrone
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Brand names: Estra AQ™Estragyn 5®Estro-A™Primestrin®



Estrone injections

What are Estrone injections?

ESTRONE injections (Estragyn 5®) contain estrogen hormones. Estrogens are essential for maintaining normal female functions and are normally produced by the ovaries. After menopause, the ovaries decrease their production of these hormones. Estrogens can help relieve symptoms of the menopause (hot flashes, night sweats, mood changes, and vaginal dryness and irritation), and help to prevent the onset of osteoporosis (a loss of bone mass, so that bones become brittle and easily broken). Estrogens can also help improve female functions in women with hormonal imbalance or problems with their ovaries. Estrogens may also be given to certain men or women with inoperable breast cancers or prostate cancer. Occasionally these medications are used for other purposes. Generic estrone injections are available.

What should I tell my health care provider before I take this medicine?

They need to know if you have any of these conditions:
• asthma
• blood vessel disease, blood clotting disorder, or suffered a stroke
• breast, cervical, endometrial or uterine cancer
• diabetes
• fibroids in the womb, or endometriosis
• heart, kidney or liver disease
• high blood lipids or cholesterol
• high blood pressure
• high level of calcium in the blood
• hysterectomy
• mental depression
• migraine
• porphyria
• systemic lupus erythematosus (SLE)
• tobacco smoker
• vaginal bleeding
• an unusual or allergic reaction to estrogens, other hormones, medicines, foods, dyes, or preservatives
• pregnant or trying to get pregnant
• breast-feeding

How should this medicine be used?

Estrone and estrogen injections are for injection into a muscle. The injection is given by a health-care professional.

• For all uses of this medicine:
Before starting this medication, read the paper on your prescription provided by your pharmacist or health care professional. This paper will tell you about the specific product you are taking. Make certain you understand the instructions.

Contact your pediatrician or health care professional regarding the use of this medicine in children. Special care may be needed.

What if I miss a dose?

Try not to miss a dose. If you are unable to keep an appointment, call your prescriber or health care professional to reschedule.

What drug(s) may interact with Estrone?

• some antibiotics used to treat infections
• barbiturates or benzodiazepines used for inducing sleep or treating seizures (convulsions)
bromocriptine
carbamazepine
cimetidine
cyclosporine
dantrolene
• medications for diabetes
methotrexate
griseofulvin
• hydrocortisone, cortisone, or prednisolone
• isoniazid (INH)
methotrexate
phenytoin
• raloxifene or tamoxifen
• rifabutin, rifampin, or rifapentine
• thyroid hormones
topiramate
• tricyclic antidepressants
warfarin

Tell your prescriber or health care professional about all other medicines you are taking, including non-prescription medicines, nutritional supplements, or herbal products. Also tell your prescriber or health care professional if you are a frequent user of drinks with caffeine or alcohol, if you smoke, or if you use illegal drugs. These may affect the way your medicine works. Check with your health care professional before stopping or starting any of your medicines.

What should I watch for while taking Estrone?

Visit your prescriber or health care professional for regular checks on your progress. You should have a complete check-up every 6 months. You will also need a regular breast and pelvic exam and 'Pap' smear while on estrogens therapy. You should also discuss the need for regular mammograms with your health care professional, and follow his or her guidelines for these tests. If you have any unusual bleeding contact your prescriber or health care professional for advice.

Estrogens can make your body retain fluid, making your fingers, hands, or ankles swell. Your blood pressure can go up. Contact your prescriber or health care professional if you feel you are retaining fluid.

If you have any reason to think you are pregnant; stop taking estrogens at once and contact your prescriber or health care professional.

Tobacco smoking increases the risk of getting a blood clot or having a stroke while you are taking estrogens, especially if you are more than 35 years old. You are strongly advised not to smoke.

If you wear contact lenses and notice visual changes, or if the lenses begin to feel uncomfortable, consult your eye care specialist or health care professional.

In women who still have their uterus, estrogens increase the risk of developing a condition (endometrial hyperplasia) that may lead to cancer of the lining of the uterus. Taking progestins, another hormone drug, with estrogens lowers the risk of developing this condition. Therefore, if your uterus has not been removed (by a hysterectomy), your doctor may prescribe a progestin for you to take together with your estrogen. You should know, however, that taking estrogens with progestins may have additional health risks. You should discuss the use of estrogens and progestins with your health care professional to determine the benefits and risks for you.

If you are going to have elective surgery, you may need to stop taking your estrogens one month beforehand. Consult your health care professional for advice prior to scheduling the surgery.

What side effects may I notice from receiving estrone?

Side effects that you should report to your prescriber or health care professional as soon as possible:
• breakthrough bleeding and spotting
• breast enlargement, tenderness, unusual discharge or milk production
• chest pain
• leg, arm or groin pain
• nausea, vomiting
• severe headaches
• stomach pain (severe)
• sudden shortness of breath
• swelling of the hands, feet or ankles, or rapid weight gain
• vision or speech problems
• yellowing of the eyes or skin

Side effects that usually do not require medical attention (report to your prescriber or health care professional if they continue or are bothersome):
• change in sexual desire
• mild stomach upset
• mood changes, anxiety, depression, frustration, anger, or emotional outbursts
• increased or decreased appetite
• skin rash, acne, or brown spots on the face
• tiredness
• vaginal yeast infection (irritation and white discharge)
• weight gain

Where can I keep my medicine?

This does not apply. You will not store this medicine at home.

Last updated: 11/1/2004 12:00:00 PM

Important Disclaimer: The drug information provided here is for educational purposes only. It is intended to supplement, not substitute for, the diagnosis, treatment and advice of a medical professional. This drug information does not cover all possible uses, precautions, side effects and interactions. It should not be construed to indicate that this or any drug is safe for you. Consult your medical professional for guidance before using any prescription or over the counter drugs.

An oxidation product of estradiol, and androstenedione in the animal body; less active than estradiol and produced in greater quantities in the pregnant female.

  • e. sulfate test — 1. a pregnancy diagnosis carried out on cow's milk; has very high accuracy but impractical because of lateness of applicability, e.g. maximum at day 105 of pregnancy.
  • — 2. a test using serum which detects the presence of a retained testicle in horses with no testicles in the scrotum but which are demonstrating sexual behavior.
Wikipedia: Estrone
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Estrone
Systematic (IUPAC) name
3-hydroxy-13-methyl- 6,7,8,9,11,12,13,14,15,16- decahydrocyclopenta[a]phenanthren- 17- one
Identifiers
CAS number 53-16-7
ATC code G03CA07 G03CC04
PubChem 5870
DrugBank APRD00588
Chemical data
Formula C18H22O2 
Mol. mass 270.366 g/mol
Physical data
Melt. point 254.5 °C (490 °F)
Pharmacokinetic data
Bioavailability  ?
Protein binding >95%
Metabolism  ?
Half life 19 hours
Excretion  ?
Therapeutic considerations
Pregnancy cat.

?

Legal status
Routes  ?

Estrone (also oestrone) is an estrogenic hormone secreted by the ovary as well as adipose tissue.[1]

Estrone is one of the three estrogens, which also include estriol and estradiol. Estrone is the least abundant of the three hormones, estradiol is present almost always in the reproductive female body, and estriol is abundant primarily during pregnancy.

Estrone is relevant to health and disease states because of its conversion to estrone sulfate, a long-lived derivative. Estrone sulfate acts as a reservoir that can be converted as needed to the more active estradiol.

Estrone is the only one of the three estrogens which is present in any quantity in post-menopausal women.

Synthesis

Estrone is synthesized via aromatase from androstenedione, a derivative of progesterone. The conversion consists of the de-methylation of C-19 and the aromaticity of the 'A' ring. This reaction is similar to the conversion of testosterone to estradiol.

Additional images

References

  1. ^ "Estrone -PubChem". National Center for Biotechnology Information. http://pubchem.ncbi.nlm.nih.gov/summary/summary.cgi?cid=5870&loc=ec_rcs. Retrieved 2009-09-06. 



 
 
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estrin
theelin
estranes

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Dictionary. The American Heritage® Dictionary of the English Language, Fourth Edition Copyright © 2007, 2000 by Houghton Mifflin Company. Updated in 2009. Published by Houghton Mifflin Company. All rights reserved.  Read more
Drug Info. Gold Standard. Copyright © 2008 by Gold Standard. All rights reserved.  Read more
Veterinary Dictionary. Saunders Comprehensive Veterinary Dictionary 3rd Edition. Copyright © 2007 by D.C. Blood, V.P. Studdert and C.C. Gay, Elsevier. All rights reserved.  Read more
Wikipedia. This article is licensed under the Creative Commons Attribution/Share-Alike License. It uses material from the Wikipedia article "Estrone" Read more