Existing Drug Found to Prevent Breast Cancer from Developing

According to NBC News, a breast cancer pill called anastrozole that was developed to lower people’s risk of developing the disease may also prevent it.

The study was published in the Lancet medical journal. A group of postmenopausal women were given the drug every day for five years. In total, 3,800 people from 18 countries were part of the trial, and each participant was between ages 40 and 70. After five years, only 2.8 percent of women who took anastrozole developed breast cancer, compared to 5.6 percent in the control group.

Photo: Adobe Stock/kokotewan
Photo: Adobe Stock/kokotewan

The study was funded by Cancer Research UK, the National Health and Medical Research Council Australia, Sanofi-Aventisand AstraZeneca. This study is the first random trial testing of the anastrozole drug.

“The reported reductions are larger than are those reported for tamoxifen or raloxifene. Therefore, anastrozole is an attractive option for postmenopausal women at increased risk of breast cancer,” researchers wrote in the study.

Article continues below

Our Featured Programs

See how we’re making a difference for People, Pets, and the Planet and how you can get involved!

Additionally, research found that hormone receptor positive cancers were prevented in the study, according to the source.

Aromatase inhibitors like anastrozole prevent breast cancer recurrence by limiting the development of contralateral tumors. Side effects from the drug can include blood clots and hot flashes. Additionally, aromatase inhibitors may weaken bones. Talk to your doctor about whether this medication is right for you.

Provide Mammograms

Support those fighting Breast Cancer at The Breast Cancer Site for free!