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Doctor insights on: Estrogen Blockers

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Estrogen (Definition)

Estrogen is a hormone that is secreted by the ovaries and affects ovulation, ...Read more


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Pregnenolone and aromatase blocker uses?

Pregnenolone and aromatase blocker uses?

Specific & limited: Pregnenolone is an adrenal hormone made from cholesterol, and is the pre-cursor for sex-steroid hormones. It is said to 'improve mood, ' but no strong data support. To my knowledge there is no role for it's use as a supplement. Aromatase inhibitors are for treatment of some breast cancers; they're also used off-label for ovulation induction in women. No other appropriate uses to my knowledge. ...Read more

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Top testosterone booster and estrogen blocker?

Top testosterone booster and estrogen blocker?

None: There are no testosterone "boosters", no matter what the internet and tv and your friends may tell you. The only way to "boost" your testosterone is through a healthy life style, proper nutrition, exercise, and avoidance of toxins like alcohol and tobacco. Save your money, and your health. Stay away from anabolics as well. ...Read more

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Will taking an estrogen blocker raise my testosterone?

Will taking an estrogen blocker raise my testosterone?

Possibly: Selective estrogenic receptor modulators (serms) such as Clomiphene citrate or tamoxifen should increase lh (luteinizing hormone) and testosterone in men. Aromatase inhibitors (anastrazole) will also increase testosterone. The goal is to have testosterone to Estradiol ratio greater than 10. Certain clinical issues such as narcotic or obesity related low t are helped with these medications. ...Read more

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Are there any selective growth hormone receptor blockers?

Are there any selective growth hormone receptor blockers?

Yes: There is a drug called Pegvisomant (somavert) that works by directly blocks the effects of growth hormone, and has been shown to improve symptoms of acromegaly. There are two other drugs that are less specific in binding but can also be used to treat acromegaly: bromocriptine and octreotide. These are highly specialized drugs that should be prescribed by a physician. ...Read more

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How are calcium channel blockers and beta blockers different?

How are calcium channel blockers and beta blockers different?

Blockers: The cell membranes have receptor sites(like plug outlets)for various drugs. The calcium blockers block the calcium channel plugs and the beta blockers block the beta receptor plugs. Each drug type has different effects but both lower blood pressure and have other effects. ...Read more

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Beta blocker with diuretic (timolide) effective?

Beta blocker with diuretic (timolide) effective?

Modestly: Most beta-blocker and diuretic combinations we're formulated for use in mild hypertension. ...Read more

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Are beta blockers & calcium channel blockers truly contradicted in Wolff-Parkinson-White patients?

Are beta blockers & calcium channel blockers truly contradicted in Wolff-Parkinson-White patients?

Yes: In patients with wolff-parkinson-white especially those who have a history of atrial fibrillation or flutter, beta blockers and calcium channel blockers, which are av nodal blocking agents especially Diltiazem and verapamil, should be avoided. ...Read more

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Evista (raloxifene) estrogen receptor for uterine cancer?

Evista (raloxifene) estrogen receptor for uterine cancer?

Unclear Question?: These are somewhat unrelated questions which makes it difficult for me to address your question. Evista (raloxifene) is not used for treating cancer...It is sued for treatment/prevention of osteoporosis. Estrogen receptors are specialised protein receptors found in breast cancer.Uterine cancer has little bearing on either of the two references you have listed. ...Read more

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Tamoxifen is given to breast cancer patients to suppress estrogen or both estrogen & progesterone?

Tamoxifen is given to breast cancer patients to suppress estrogen or both estrogen & progesterone?

Estrogen: Tamoxifen is given to individuals with specific breast cancers that are driven to grow by the presence of estrogen receptors. Tamoxifen interferes with the activity of estrogen in the breast, preventing cancer growth. The role of Progesterone receptors is unclear, though Progesterone receptors in breast cancer are generally associated with estrogen receptors, making tamoxifen an effective therapy. ...Read more

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20yr male 69' 140lb... can decreasing estrogen, increase testosterone and improve hair growth? (Estrogen Blockers)

20yr male 69' 140lb... can decreasing estrogen, increase testosterone and improve hair growth? (Estrogen Blockers)

Hair growth: There should be nothing to cause hair growth problems in a 20 year old man. Please see your doctor about that. Is there any evidence that your testosterone is low? Your body mass index (BMI) is at the very low end at 20.7. Are you dieting or exercising so much that you are not gaining weight? ...Read more

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Side effects of angiotensin receptor blockers?

Side effects of angiotensin receptor blockers?

Generally : Well tolerated. Common side effects potentially include: dizziness, low blood pressure, headache, diarrhea, fatigue and elevated potassium to name a few. A serious side effect angioedema (swelling of throat/tongue etc) is relatively uncommon. ...Read more

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Which hormone causes headaches -- progestogen or estrogen?

Which hormone causes headaches -- progestogen or estrogen?

Both can: Both estrogen and progestins can cause headaches, though estrogen tends to do so with higher frequency. ...Read more

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Are brca hormone receptors?

Are brca hormone receptors?

No: Brca genes are important in repairing damaged dna. Mutations in these genes allow defective dna to replicate and turn the cells with defective dna into turmors. ...Read more

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Does nolvadex (tamoxifen) decrease testosterone production in males?

Does nolvadex (tamoxifen) decrease testosterone production in males?

No: Nolvadex, a brand of tamoxifen, is a selective estrogen receptor modulator. As such, there are some small studies that suggest that it can actually increase testosterone production in med. Similarly, so can aromatase inhibitors which decrease conversion of t into e. Check out http://en.Wikipedia.Org/wiki/list_of_drugs_banned_from_the_olympics for a list of banned substances in competition & why. ...Read more

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Do you control parathyroid hormone secretion using casr antagonist?

Do you control parathyroid hormone secretion using casr antagonist?

Her how it works: The g protein-coupled, seven-pass transmembrane molecule present in the parathyroid gland and kidney controls calcium homeostasis by releasing parathyroid hormone (pth). Manipulating calcium-sensing receptor (casr) using small-molecule allosteric modulators can affect PTH secretion. ...Read more