In an analysis of the phase 3 PRIMA study, niraparib monotherapy as first-line maintenance after platinum-based chemotherapy improved progression-free survival in women with newly diagnosed advanced ovarian cancer regardless of BRCA mutation status or homologous recombination status (deficient or proficient).
ASCO guidelines cite significant improvement in progression-free survival when PARP inhibitors are used as maintenance therapy or in the setting of recurrent disease in women with advanced ovarian cancer who have responded to platinum-based chemotherapy in the first line.
