Encouraging Survival Data For Lynparza in Metastatic Breast Cancer

OlympiAD data update backs AZ/Merck & Co.'s PARP inhibitor in metastatic breast cancer, but study not powered to give definitive answer about its effects on overall survival.  

Breast carcinoma
Inflammatory breast carcinoma tissue • Source: Shutterstock

Although the Phase III OlympiAD study wasn't powered to show a statistically significant effect on survival, updated overall survival (OS) data from the trial are "another encouraging marker" for the use of AstraZeneca PLC/Merck & Co. Inc.'s PARP inhibitor, Lynparza (olaparib) in BRCA-mutated, HER2-negative metastatic breast cancer, the companies say.

The final OS results from the OlympiAD study found that Lynparza therapy was associated with a median OS of 19.3 months, compared with 17.1 months in patients treated with chemotherapy (HR 0.90; 95% CI 0.66-1.23; p = 0.513), the companies report. The analysis, presented at the American Association for Cancer Research (AACR) meeting in Chicago on Apr

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