AstraZeneca said its drug met goals in a breast cancer study.

 AstraZeneca Says Study Shows Breast Cancer Treatment a Success

Astrazeneca is calling its experimental breast cancer treatment a success. The drugmaker says its product has helped patients with an advanced form of breast cancer live longer. Now, this specific study, combined with the drug and with an old, combined the drug with an older cancer treatment known as fast low decks, Astrazeneca says the drug improved survival in patients with advanced H. R. Positive breast cancer that makes up about 70% of breast cancer tumors.