Biotechnology Zai Lab announced the China National Medical Products Administration (NMPA) had approved the New Drug Application (NDA) for Zejula (niraparib), an oral, once-daily poly (ADP-ribose) polymerase (PARP) inhibitor as maintenance therapy for adult patients with recurrent epithelial ovarian, fallopian tube, or primary peritoneal cancer, who are in a complete or partial response to platinum-based chemotherapy. 30 December 2019