If you have been prescribed tamoxifen for breast cancer, you've likely heard that it can interact with some other medications. Since these interactions involve commonly used drugs and include over-the-counter and nutritional supplements, this is very important. In addition, you will likely be taking the medication for at least 5 to 10 years, making an awareness of possible interactions not just a momentary concern. It's been thought that there are some people who, due to genetic differences, may not benefit from the usual dose of the drug, but more recent research suggests these women do just as well with treatment. Tamoxifen is broken down into endoxifen by the cytochrome P450 enzyme CYP2D6. (There are also other enzymes such as CYP3A4 and others, but CYP2D6 is likely most significant). Anything that reduces the activity of this enzyme (CYP2D6) can result in a reduced amount of the active metabolite, and hence, less benefit. Reduced activity of the enzyme may occur if you are taking some other medications or if you have particular genetic variations that make the enzyme less active. It works by binding to estrogen receptors and blocking the effects of estrogen (a natural female hormone) in the breast tissue. This slows down the growth and multiplication of breast cancer cells. Tamoxifen is a medicine, which works against estrogen, a female sex hormone. It is used in the treatment of estrogen dependent breast cancer in women. It may also be used in the treatment of estrogen-dependent breast cancer in males. The number of doses you take each day and the duration depends on your medical problem. Take your tablet at about the same time every day to ensure consistent levels of medicine in your body. Treatment with Tamoxifen may be long term and you may require to take it for several years. If you forget to take a dose of Tamoxifen, take it as soon as you remember. Zithromax dosage forms Will doxycycline treat bv Generic for sertraline Prednisone osteoarthritis Tamoxifen Find the most comprehensive real-world treatment information on Tamoxifen at PatientsLikeMe. 104 patients with fibromyalgia, multiple sclerosis. Tamoxifen uses, action, side effects and dosage information. Tamoxifen citrate is mainly used to treat breast cancer, but is also used in fertility treatment - we explain everything you need to. Tamoxifen is the oldest of the hormonal therapies, drugs that block the effects of estrogen in the breast tissue. Tamoxifen is approved by the FDA to treat people diagnosed with both early-stage and advanced-stage hormone-receptor-positive breast cancer. Learn more about tamoxifen in pill form. Tamoxifen is a drug called an estrogen receptor antagonist, which works by blocking the receptor so that estrogen can’t work its usual effects within the body. Estrogen is an important hormone in the female body and plays a big role in some types of breast cancer. As a result, tamoxifen is commonly used to prevent breast cancer from appearing or coming back in women who are at a high risk of or have a history of breast cancer. This is not the only way that tamoxifen can be used, however, and there are several alternative ways that this drug can be used to offer a benefit. The following information goes into more detail about alternative uses of the medication and how it can be used. Some individuals that experience premature puberty may notice symptoms of Mc Cune-Albright syndrome, such as bone disfiguration and skin discoloration. Tamoxifen can be used to decrease the rate of bone maturation and alter the predicted adult height, which is usually lower in those with premature puberty. Tamoxifen may cause cancer of the uterus (womb), strokes, and blood clots in the lungs. Tell your doctor if you have ever had a blood clot in the lungs or legs, a stroke, or a heart attack. Also tell your doctor if you smoke, if you have high blood pressure or diabetes, if your ability to move around during your waking hours is limited, or if you are taking anticoagulants ('blood thinners') such as warfarin (Coumadin). If you experience any of the following symptoms during or after your treatment, call your doctor immediately: abnormal vaginal bleeding; irregular menstrual periods; changes in vaginal discharge, especially if the discharge becomes bloody, brown, or rusty; pain or pressure in the pelvis (the stomach area below the belly button); leg swelling or tenderness; chest pain; shortness of breath; coughing up blood; sudden weakness, tingling, or numbness in your face, arm, or leg, especially on one side of your body; sudden confusion; difficulty speaking or understanding; sudden difficulty seeing in one or both eyes; sudden difficulty walking; dizziness; loss of balance or coordination; or sudden severe headache. You will need to have gynecological examinations (examinations of the female organs) regularly to find early signs of cancer of the uterus. If you are thinking about taking tamoxifen to reduce the chance that you will develop breast cancer, you should talk to your doctor about the risks and benefits of this treatment. You and your doctor will decide whether the possible benefit of tamoxifen treatment is worth the risks of taking the medication. If you need to take tamoxifen to treat breast cancer, the benefits of tamoxifen outweigh the risks. Your doctor or pharmacist will give you the manufacturer's patient information sheet (Medication Guide) when you begin treatment with tamoxifen and each time you refill your prescription. Tamoxifen uses Tamoxifen, Nolvadex Side Effects Weight Gain, Dosage., Tamoxifen citrate uses, action, side effects and dosage. Buy tretinoinViagra lilyZithromax lawsuitAmoxicillin chewableMetformin and alcohol Find patient medical information for Tamoxifen Bulk on WebMD including its uses, side effects and safety, interactions, pictures, warnings and user ratings. Tamoxifen Bulk Powder. GENERIC. Tamoxifen Bulk Uses, Side Effects, Interactions.. Tamoxifen Uses, Side Effects, and More -. Tamoxifen Side Effects, Dosage, Uses, and More - Healthline. Tamoxifen uses. Tamoxifen is used in the treatment and prevention of breast cancer. How tamoxifen works. Tamoxifen is a hormone-based medication. It works by binding to estrogen receptors and blocking the effects of estrogen a natural female hormone in the breast tissue. This slows down the growth and multiplication of breast cancer cells. Tamoxifen is a drug called an estrogen receptor antagonist, which works by blocking the receptor so that estrogen can’t work its usual effects within the body. Other Uses of Tamoxifen. Tamoxifen citrate has a pKa' of 8.85, the equilibrium solubility in water at 37°C is 0.5 mg/mL and in 0.02 N HCl at 37°C, it is 0.2 mg/mL. Tamoxifen - Clinical Pharmacology. Tamoxifen citrate is a nonsteroidal agent that has demonstrated potent antiestrogenic properties in animal test systems.