New Front Opens in First-Line Ovarian Cancer Market: GSK’s Zejula Vs. AZ’s Lynparza

Two new PARP inhibitor studies – GSK’s PRIMA and AstraZeneca/Merck & Co.’s PAOLA-1  – are set to widen the ovarian cancer market after they reported highly positive first-line results in advanced patients at ESMO.

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Cures are elusive in first-line ovarian cancer, but two PARP inhibitors improved progression-free surivival. • Source: Shutterstock

An interesting face-off between AstraZeneca PLC/Merck & Co. Inc.’s leading PARP inhibitor Lynparza (olaparib) and GlaxoSmithKline PLC’s challenger Zejula (niraparib) looks set to widen the market in ovarian cancer.

The two products showed promising data in the PAOLA-1 and PRIMA studies, respectively, in an all-comers population in first-line advanced...

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