Relationships | 10/30/2008 8:47 am
STUDY: Negative Side Effects of Breast Cancer May Be Good News

Battling breast cancer is a struggle.
The effects from chemotherapy and preventative medications can be daunting physically and emotionally. However, new research may help soothe breast cancer patients coping with rough treatments.
A new study in Lancet Oncology suggests that patients who experience negative side effects from breast cancer medication (such as hot flashes and joint aches) may be less prone to breast cancer recurrence versus patients who do not experience negative side effects from their treatments. Researchers studied breast cancer survivors who were receiving either tamoxifen or anastrozole as part of an adjuvant treatment. The breast cancer drugs are commonly used to help prevent recurrence and also the development of new cancers in the other breast. Patients complain of side effects including vasomotor symptoms (hot flashes, night sweats, day sweats) and joint pain.
ABC News reports the study found if a woman experienced menopausal symptoms from her medication, her chances of breast cancer returning decreased 16 percent. If a woman experienced joint aches, her chance of breast cancer returning decreased about 41 percent. If the patient experienced both menopausal side effects and joint pains, the odds of recurrence decreased by about 47 percent.
The researchers couldn’t explain why the negative side effects were linked to more effective treatment.
Both drugs work in combating breast cancer recurrence by decreasing the effects of estrogen in the body. Tamoxifen has been used for more than 30 years to treat breast cancer. It works by interfering with the transfer of estrogen. Elevated levels of the female hormone have been linked to increased breast cancer risk. Anastrozole is a popular drug that works by reducing the amount of estrogen circulating in the body.























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