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Doctor insights on: Aromatase Inhibitors In Breast Cancer

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Is evista (raloxifene) as effective as tamoxifen in reducing breast cancer?

Is evista (raloxifene) as effective as tamoxifen in reducing breast cancer?

Yes (and no): The study of tamoxifen and Raloxifene (star) trial compared the effectiveness of these two drugs in the prevention of breast cancer and found them to be equally effective, with a 50% reduction in invasive breast cancer as compared to placebo. However, only tamoxifen reduced the rate of carcinoma in situ (dcis, lcis). ...Read more

Dr. Barry Rosen
4,428 doctors shared insights

Cancer (Definition)

Cancer is a group of diseases that is characterized by uncontrolled cell growth leading to invasion of surrounding tissues that spread to other parts of the body. Cancer can begin anywhere in the body and is usually related to one or more genetic mutations that allow normal cells to become malignant by interfering with internal cellular control mechanisms, such as programmed cell death or by preventing ...Read more


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Does anastrozole tablets for breast cancer also treat bone cancer in women with metastases?

Does anastrozole tablets for breast cancer also treat bone cancer in women with metastases?

Sort Of: We define cancers by their organ of origin. Therefore, by strict definition, bone cancer originates from bone cells; Anastrozole won't help these rare cancers. More commonly, cancers can spread to bones--we call this bone metastasis. Breast cancer can spread to bones; anastrazole can prevent the spread of certain breast cancers. Hope this helps. ...Read more

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Who takes arimidex (anastrozole) for breast cancer?

Who takes arimidex (anastrozole) for breast cancer?

Post menopausal ER+: Women who are post-menopausal and have estrogen receptor positive breast cancer. ...Read more

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Estrogen receptor ER positive breast cancer adjuvant Taxol (paclitaxel) benefits?

Estrogen receptor ER positive breast cancer adjuvant Taxol (paclitaxel) benefits?

Get Oncotype: In order to answer this question, more details are needed (size of tumor, lymph node involvement, etc). A test that will help to decide if you need chemotherapy or not is the oncotype dx. I highly recommend you speak with your oncologist and even consider a 2nd opinion. ...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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How’s an aromatase inhibitor used for breast cancer?

How’s an aromatase inhibitor used for breast cancer?

Hormonal therapy: Aromatase inhibitors are a form of hormonal therapy for post menopausal patients. They are effective only in er+ cases. They block the conversion of other hormones to estrogen via the enzyme aromatase. In premenopausal patients they actually stimulate the ovaries to increase estrogen production. Hormonal therapy is systemic treatment, reduces local recurrence, and reduces risk of 2nd primaries. ...Read more

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Do the breast enhancement pills "breast actives" cause breast cancer or uterus cancer?

Do the breast enhancement pills "breast actives" cause breast cancer or uterus cancer?

Unknown: Breast enhancement pills are not regulated and therefore may have various unknown substances in them. Some of those substances, especially if they include estrogen, may increase risk of cancers. ...Read more

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When is tamoxifen for breast cancer treatment?

When is tamoxifen for breast cancer treatment?

Chemotherapy: Tamoxifen is a very effective drug for the treatment of hormone-sensitive (estrogen receptor +) breast cancers. It may be used alone or in combination with traditional IV chemotherapy, depending on the cancer stage. Furthermore, tamoxifen has been shown to be effective reducing the chance of developing breast cancer in high-risk women ("chemoprevention"). ...Read more

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Is arimidex (anastrozole) when given as prevention of recurrence of breast cancer only used with estrogen receptive cancer?

Is arimidex (anastrozole) when given as prevention of recurrence of breast cancer only used with estrogen receptive cancer?

Yes*: Arimidex (anastrozole) belongs to a category of drugs called aromatase inhibitors. These are effective chemotherapeutic agents for people with either estrogen-sensitive or *progesterone-sensitive breast cancers. This is only effective after menopause; premenopausal women may use tamoxifen for a similar response rate. ...Read more

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Can raloxifene drug used if breast cancer?

Not usually: This is a drug like tamoxifen. It is used for risk prevention. It is also used in a condition called lobular cancer in situ, which is a non spreading kind of cancer. It has been used in some cases of breast cancer, but is not the drug of choice. ...Read more

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Can tamoxifen stop the growth of breast cancer?

Sometimes,: Depending on type of cancer, especially hormone receptor status. But it really depends on specific circumstances whether this drug, or any drug, is appropriate drug for you. So you need to ask your doctor for specific advice. ...Read more

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Does pr-negative breast cancer respond to tamoxifen?

Does pr-negative breast cancer respond to tamoxifen?

It depends.: Tamoxifen is used to treat hormone-sensitive breast cancer. This is determined by checking for estrogen receptors (er) and Progesterone receptors (pr) on the cancer. If the cancer is er+ and pr- (or vice-versa), it should respond to tamoxifen. However, if the cancer is er- and pr-, tamoxifen is not effective. ...Read more

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Does tamoxifen stop breast cancer from growing?

Does tamoxifen stop breast cancer from growing?

Yes: Tamoxifen is an antiestrogen that blocks the ability of breast cancer cells to use estrogen; therefore, it is only effective in hormone sensitive (estrogen receptor +) breast cancers. When taken for 5 years, tamoxifen has been shown to both stop the growth of cancer cells in breast cancer patients and to prevent the development of breast cancer in women that are at high risk. ...Read more

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Male breast cancer and testosterone supplementation?

Male breast cancer and testosterone supplementation?

What is the question: Asking if testosterone causes male breast cancer or increases its risk? Asking if testosterone should be taken by a man with breast cancer? Should not take hormone supplements if one has male breast cancer without conferring with your oncologist first. ...Read more

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Is there a benefit to chemotherapy in hormone receptor positive, node positive postmenopausal breast cancer?

Is there a benefit to chemotherapy in hormone receptor positive, node positive postmenopausal breast cancer?

Often: There is increasing data based on the oncotype DX test in women with 1-3 positive notes that shows that some women will not get much benefit from chemo and some will get a great deal. It can be useful in cases where a woman is reluctant to take chemo. This is done on tissue that has been already removed. Most oncologists believe that women who have multiple positive nodes should get chemotherapy. ...Read more

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Is there cardiac failure risk involved in breast cancer chemotherapy?

Is there cardiac failure risk involved in breast cancer chemotherapy?

Yes: Chemotherapy may affect heart function, for that reason a nuclear study of the heart is done before starting some type of chemotherapy for breast cancer. ...Read more

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Are breast cancer and colon cancer linked?

Are breast cancer and colon cancer linked?

Not directly usually: There is debate about how closely these 2 cancers are related. Both have hereditary natures and are more common generally in obese patients. Both often begin with more benign precursor lesions like dcis for breast cancer and benign polyps for colon cancer. Both are very common but there is little evidence that having either predisposes to having the other. ...Read more

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Dr. Mark Hoepfner
1,070 doctors shared insights

Breast Carcinoma (Definition)

Most breast cancers are carcinomas. This is a type of breast cancer. These cancers start in the cells that line organs and tissues. In fact, breast cancers are often a type of carcinoma called adenocarcinoma, which starts in cells that make glands (glandular tissue). Breast adenocarcinomas start in the ducts (the milk ducts) or ...Read more


Aromatase Inhibitors (Definition)

An aromatase inhibitor is a medicine that blocks the conversion of androgens in fat cells to ...Read more