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How long does tamoxifen take to work

A 33-year-old member asked:
Dr. Michael Zadeh
General Surgery 17 years experience
Blocks estrogen: Some breast cancer cells have receptors on them that bind to estrogen in order to grow. Tamoxifen acts as an "antagonist" and blocks estrogen from bin... Read More
Dr. Eric Brown
Breast Surgery 32 years experience
Receptor blocker: Tamoxifen blocks the estrogen receptor present on er+ breast cancer. It is a serm.

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A 37-year-old member asked:
Dr. Regina Hampton
Breast Surgery 23 years experience
Speak to your doctor: This is not the usual regimen for tamoxifen. It is usually recommended for daily use and intake for the best effect. Was this recommended by your do... Read More
A 47-year-old female asked:
Dr. Addagada Rao
General Surgery 56 years experience
You may not have : Tamoxifen is well tolerated by most , in estrogen receptor + tive breast cancers will prevent recurrences , immediate reaction can occur but rare , mo... Read More
A 34-year-old female asked:
Dr. Sewa Legha
Medical Oncology 50 years experience
Aim for better adher: An occasional missed dose is not a big deal and would not compromise the efficacy of tamoxifen. But better adherence should be executed. One way to do... Read More
A 37-year-old female asked:
Dr. Jonathan Dissin
Neurology 39 years experience
Yes: I could find no drug interactions between the two agents.
A 38-year-old member asked:
Dr. Luis Villaplana
Internal Medicine 35 years experience
No: Depression as a side effect can be easily and successfully treated. A breast cancer recurrence is a lot tougher to deal with...
A 41-year-old female asked:
Dr. Ankush Bansal
Internal Medicine 17 years experience
No: There may be other agents that reduce estrogen levels but none that have been shown to treat or prevent breast cancer. Therefore, use at your own ris... Read More
A 44-year-old female asked:
Dr. Sewa Legha
Medical Oncology 50 years experience
Yes, no probelm: Tamoxifen is a fairly harmless drug. it does not interfere with B12 or have any effect on the Thyroid gland.
A 39-year-old member asked:
Dr. Regina Hampton
Breast Surgery 23 years experience
Call doctor: This is better addressed by your medical oncologist and your pharmacist. It also depends on your other medications.
A 16-year-old male asked:
Dr. Oscar Novick
Pediatrics 58 years experience
Nolvadex (tamoxifen): Nolvadex (tamoxifen) can bind estrogen making it inert and thereby can be used to prevent gynecomastia

90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more. Get help now:

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