RecruitingPhase 2Drug trialAlternative Dosing Of Niraparib To Decrease Dose Interruption In First Line Maintenance Treatment For Ovarian CancerThe goal of this clinical trial is to test alternative dosing of niraparib in patients with newly diagnosed high-grade, advanced stage ovarian cancer. The main questions it aims to answer are: What is the incidence of hematologic and other adverse events? What is the incidence of dose interruption, dose reduction and discontinuation? What is the length of time of progression-free survival at 24 months?