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Topic: Nandrolone


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In the News (Mon 21 Dec 09)

  
  Nandrolone - Wikipedia, the free encyclopedia
Nandrolone is an anabolic steroid occurring naturally in the human body, albeit in small quantities.
Nandrolone use is indirectly detectable in urine tests by testing for the presence of 19-norandrosterone, a metabolism product of this molecule.
Nandrolone binds to the androgen receptor to a greater degree than testosterone, but due to its inability to act on the muscle in ways unmediated by the receptor, has less overall effect on muscle growth.
en.wikipedia.org /wiki/Nandrolone   (608 words)

  
 Nandrolone   (Site not responding. Last check: 2007-10-22)
Nandrolone is one of the class of organic compounds known as "anabolic steroids".
Nandrolone may be prepared from alkyl ethers of estradiol.
Nandrolone is produced naturally in the body, but the levels detected in some athletes go beyond the normal levels, and are declared a positive test for a banned substance.
www.umanitoba.ca /chemistry/courses/chem130/molecules/organic/Nandrol.html   (176 words)

  
 Nandrolone Positive Drug Tests — What Do They Mean?
It would appear, however, that in the case of a nandrolone ester, because its excretion after some weeks does not follow a simple first order kinetics, very low levels of the compound and its metabolites are present in the body (and subsequently in the urine) many months after it is last injected.
It’s been adequately shown that norandrosterone and noretiocholanolone, and likely nandrolone itself, are endogenous hormones in man. Thus, as we have seen, it’s the amount of hormone metabolites found in the urine, rather than the presence in the urine, that forms the basis of a positive doping test.
The presence of nandrolone in hair could be used to substantiate the exogenous use of nandrolone since endogenous nandrolone levels exist as an intermediate product that is converted in whole to it’s metabolites including NA and NE, and as such are too low to be detected in serum, urine or hair.
thinkmuscle.com /articles/dipasquale/nandrolone-positive-drug-tests.htm   (4607 words)

  
 Telegraph | Sport | Nandrolone testing under a cloud
New research has cast doubt over the accuracy of the test for nandrolone, the banned anabolic steroid, and raised the possibility that some athletes suspended for failing dope tests could have been wrongfully punished.
The agency have also taken the unprecedented step of raising the threshold for a positive nandrolone finding from two to 10 nanograms per millilitre of urine in samples shown to be unstable.
Since nandrolone came to prominence in the late Nineties, numerous high-profile athletes have been banned for testing positive for low levels of the steroid.
www.telegraph.co.uk /sport/main.jhtml?xml=/sport/2005/05/29/sodrug29.xml   (754 words)

  
 BBC NEWS | Health | Nandrolone explained
It is possible that the body may naturally create a form of nandrolone, particularly if the subject has eaten large quantities of meat contaminated with the substance.
A UK Sport report on nandrolone said: "We recommend that the sports community should be reminded they must maintain a high level of awareness of the possible hazards of using some nutritional supplements and herbal preparations".
The other source of nandrolone metabolites is other types of steroid - but these are also banned by world sport bodies.
news.bbc.co.uk /1/hi/health/3381221.stm   (608 words)

  
 Triathlete Magazine - news   (Site not responding. Last check: 2007-10-22)
An anabolic steroid, nandrolone occurs naturally in the human body; however, athletes have supplemented with a synthetic form of the hormone to increase strength and hasten post-workout recovery by stimulating the production of protein.
Nandrolone supplementation can be detected through the routine urine tests administered to professional athletes after many events.
Nandrolone can be injected or it can be consumed orally in pill form.
www.triathletemag.com /story.cfm?story_id=9435&pageID=1728   (495 words)

  
 Nandrolone
Nandrolone drugs are used in the belief that they are capable in increasing muscle strength and size, increasing muscle hardness, and also decrease body fat.
Nandrolone is an anabolic steroid which are a group of drugs that are usually synthesized from the male reproduction hormone testosterone.
As a result nandrolone products (and other anabolic steroids) are banned by all sporting organizations to combat cheating and safe guard the health and safety of their sportsmen.
www.3dchem.com /molecules.asp?ID=2   (368 words)

  
 Buy Deca Durabolin at united-pharmacy.com   (Site not responding. Last check: 2007-10-22)
The fact that nandrolone has been isolated as the "hands-off" injectable for the drug tested athlete is most likely due to its popularity (and therefore common appearance on drug screens).
During this investigation it was shown that trace levels of the nandrolone metabolites norandrosterone and noretiocholanolone could be found in human urine up to eight months after a single 50mg injection of nandrolone undecanoate".
This is a 300mg/ml preparation of nandrolone decanoate, which is by far the highest dose of this compound ever to be produced commercially.
www.united-pharmacy.com /profiles_deca.php   (1903 words)

  
 NANDROLONE
Nandrolone is given by intramuscular administration (in the muscle).  The usual dose is 50 to 100 mg once a month.
Nandrolone is usually injected into a muscle by a nurse.  Ensure that you go to all your appointments to receive these injections.  If you can’t make it to an appointment, call your clinic to set a new appointment.
Nandrolone can also falsely elevate blood sugar levels.  These changes will be looked for when you have blood tests done.  If there are any problems, the dose of nandrolone will be reduced or the drug will be stopped.
www.tthhivclinic.com /FactSheets/html/NANDROLONE.html   (624 words)

  
 AGS: Nandrolone Decanoate Increases Bone Mineral Density in Elderly Patients with Osteoporosis   (Site not responding. Last check: 2007-10-22)
To evaluate the effect of nandrolone decanoate on bone mineral density, Dr. Frisoli and colleagues conducted a double-blind, randomised clinical trial of 65 osteoporotic women aged 70 years or older.
Frisoli found that compared with those in the placebo group, patients treated for two years with nandrolone decanoate had a significantly greater increase in bone mineral density according to measurements taken at the femoral neck (p=0.01) and trochanter (p=0.02).
Women treated with nandrolone decanoate experienced significant increases above baseline in bone mineral density at the lumbar spine (3.4 percent and 3.7 percent in the first and second years, respectively; p<0.05) and femoral neck (4.1 percent and 4.7 percent; p<0.05).
www.pslgroup.com /dg/215582.htm   (457 words)

  
 Detection of Nandrolone, Testosterone, and their Esters in Rat and Human Hair Samples   (Site not responding. Last check: 2007-10-22)
Nandrolone and testosterone are anabolic androgenic steroids occasionally abused by athletes.
The limits of quantitation of this method, based on 20 mg of hair, were 50 pg/mg for nandrolone and testosterone, 100 pg/mg for testosterone acetate, and 200 pg/mg for nandrolone-decanoate.
These data demonstrate that it is possible to detect the steroids nandrolone, testosterone, and nandrolone decanoate in hair after systemic administration.
www.jatox.com /abstracts/1999/october/416-rollins.htm   (324 words)

  
 Active.com - Knowing your supplements can help you avoid a positive nandrolone test
Nandrolone use declined quickly when it was added to the drug-testing list in 1975.
While nandrolone is produced in small amounts by the body itself, laboratories accredited by the International Olympic Committee (IOC) reported over 300 positive tests for nandrolone in a variety of sports.
Nandrolone and its metabolites are tested in the laboratory by a method called gas chromatography/mass spectroscopy and is accurate over 99 percent of the time.
www.active.com /story.cfm?story_id=7081&category=Soccer&num=0   (1025 words)

  
 Medibolics
Pharmacokinetic studies with nandrolone decanoate also show that it is more desirable to administer it on a weekly basis rather than bi-weekly or monthly if the most consistent blood levels of the steroid are desired.
While blood levels of nandrolone rise in several hours, the mean half-life of the nandrolone decanoate is approximately 20 percent longer than testosterone cypionate.
Note that with oil-based steroids like the testosterones and nandrolone there can be a pool of the drug that accumulates in the injection site area that lengthens the decline in blood levels somewhat after several injections.
www.medibolics.com /freq2.htm   (697 words)

  
 Nandrolone Decanoate Advanced Consumer Drug Information
and nandrolone phenpropionate are indicated as treatment for palliation of inoperable metastatic breast cancer in postmenopausal women.
Nandrolone decanoate is indicated in the treatment of anemia associated with renal insufficiency.
Nandrolone phenpropionate is indicated in the treatment of metastatic breast cancer in women.
www.drugs.com /MMX/Nandrolone_Decanoate.html   (3396 words)

  
 DECA-DURABOLIN (ORGANON & NORMA) BEST ONLINE BUY|Deca-Durabolin profile,stacks,prices,...
Structurally nandrolone is very similar to testosterone, although it lacks a carbon atom at the 19th position (hence its other name 19-nortestosterone).
This metabolite is weaker than the parent nandrolone, and is far less likely to cause unwanted androgenic side effects.
During this investigation it was shown that trace levels of the nandrolone metabolites norandrosterone and noretiocholanolone could be found in human urine up to eight months after a single 50 mg injection of nandrolone undecanoate.
www.freeanabolicsteroidsinfo.com /deca-durabolin.htm   (1361 words)

  
 Nandrolone   (Site not responding. Last check: 2007-10-22)
Nandrolone is an anabolic steroid that has recently caused a great deal of controversy after a number of big name athletes have been banned from competition after failing tests for this drug.
Another possible explanation, often cited by athletes caught with positive tests, is that the nandrolone in their system arose from the use of protein milkshakes and the amino acid creatine, which are perfectly legal and used as dietary supplements to increase weight.
The reason for this is still unclear, but one theory is that there is a link between heavy training, the dehydration that goes with it, and their effects upon the components of high protein diets.
www.chm.bris.ac.uk /motm/nandrolone/nandh.htm   (829 words)

  
 SuperiorMuscle - Oxavar?   (Site not responding. Last check: 2007-10-22)
Hydroxy Nandrolone, like its counterpart, Hydroxy Testosterone, is a steroid which is quite obscure and not much is written about it in medical literature.
Nandrolone deconate is a popular illegal anabolic steroid, commonly known as Deca Durabolin.
This is due to the fact that nandrolone is missing a carbon atom at the 19 position, giving it overall more affinity for the androgen receptor than testosterone.
www.superiormuscle.com /vbulletin/showthread.php?threadid=17786   (668 words)

  
 CNNSI.com - World Soccer - FIFA won't ban nandrolone - Friday March 03, 2000 05:06 PM
knowing that there is this possibility that the body itself produces nandrolone, we cannot impose sanctions against athletes in football who test positive for nandrolone," he said.
Nandrolone has produced a recent spate of positive results in top athletes.
Officials have been puzzled by a sudden surge in positive tests for nandrolone, which has been available for decades and is easily detectable in standard urine controls.
sportsillustrated.cnn.com /soccer/world/news/2000/03/03/fifa_nandrolone_ap   (494 words)

  
 Blog
Nandrolone decanoate is banned from use in athletes by the US and the International Olympic Committees and other athletic organizations.
The androgenic side effects of testosterone, especially in women and children, led to the development of synthetic steroids which, while retaining the anabolic properties, were less androgenic.
In 1953, 19-nortestosterone (nandrolone) a derivative of testosterone was discovered and found to have three to five times the muscle building effects of testosterone.
spaces.msn.com /sustanon/PersonalSpace.aspx?_c01_blogpart=blogmgmt&_c=blogpart   (1901 words)

  
 Nandrolone Decanoate Deca Info Steroid Pharmacy   (Site not responding. Last check: 2007-10-22)
Nandrolone Decanoate, is known to bind to the ANDROGEN RECEPTOR better than any Testosterone ester, yet it gives about half the muscle building results when compared milligram for milligram to Testosterone.
This is due possibly to Nandrolone Decanoate having an absence of non-AR mediated mechanisms for muscle growth, such as intracellular fat deposition and cellular mineral/fluid retention, etc. One note to users is Nandrolone Decanoate metabolites can be found in the body for a year or more.
Nandrolone Decanoate does not convert to DHT and is therefore de-activated in the skin, scalp and prostate, therefore the user will not have to worry about acne, hair loss or urinary/prostate enlargement problems.
www.nandrolone-decanoate.com   (495 words)

  
 AEGiS-ATN: Nandrolone (Deca Durabolin) Disappears in U.S., Generic May Return in July
Nandrolone is approved for anemia due to renal insufficiency, but many doctors use it off label for AIDS wasting.(1,2,3) Usually the patients, doctors, and pharmacists had heard nothing about the drug going away.
Effects of pharmacological doses of nandrolone decanoate and progressive resistance training in immunodeficient patients infected with human immunodeficiency virus.
Safety and efficacy of nandrolone decanoate for treatment of wasting in patients with HIV infection.
www.aegis.com /pubs/atn/2002/ATN38103.html   (633 words)

  
 Popular Nutritional Supplements Contaminated With Steroid
In tests of about 100 supplements, 16 were found to be contaminated with small amounts of nandrolone, says Wilhelm Schanzer, head of the International Olympic Committee (IOC) laboratory and director of the Institute of Biochemistry at the German Sports University in Cologne.
This allows for small amounts of endogenous nandrolone -- the amount that is produced naturally by the human body.
In another case in Belgium, nandrolone was also found to be coming from a supplement that did not list the steroid in the product's ingredients.
www.webmd.com /content/article/18/1676_52453.htm   (890 words)

  
 Guardian Unlimited | The Guardian | Tennis: Rusedski tests positive for drugs
Rusedski is understood to have failed a random drug test at a tournament in Indianapolis in July.
Nandrolone occurs naturally in the body and was found in a large number of sports supplements in the late 1990s and early 2000s, effectively contaminating substances athletes were led to believe were clean.
Rusedski seems certain to claim that the level of nandrolone found in his positive sample is too low to constitute a wilful attempt to cheat.
www.guardian.co.uk /uk_news/story/0,3604,1119251,00.html   (613 words)

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