Zentalis Pharmaceuticals to Present Phase 1b MUIR Trial Data Showing Encouraging Clinical Activity and Manageable Safety Profile of Azenosertib Plus Paclitaxel in Platinum-Resistant Ovarian Cancer at...
In an all-comer PROC population, across multiple dose cohorts, manageable safety profile of the combination was observed with low frequency of high-grade adverse eventsActivity of the combined regimen across all dose cohorts achieved 39% ORR and 7.3-month median PFSIn the 250 mg QD 5:2 intermittent dose cohort, 50% ORR, 9.2-month median DOR, and low frequency of high-grade adverse events was observed, suggesting a potential optimal dose combination SAN DIEGO, May 21, 2026 (GLOBE NEWSWIRE) -- Zentalis® Pharmaceuticals, Inc. (Nasdaq: ZNTL), a clinical oncology innovator advancing late-stage development of investigational first-in-class WEE1 inhibitor azenosertib as a biomarker-driven treatment approach for ovarian cancer, today announced that data from Part 1 of the Phase 1b MUIR trial will be presented at the 2026 American Society of Clinical Oncology (ASCO) Annual Meeting, being held May 29 - June 2, 2026, in Chicago, Illinois. The poster, titled 'Azenosertib Plus Paclitaxel for Platinum-Resistant Ovarian Cancer: Results From a Phase 1b Study,' will be presented in the Gynecologic Cancer Poster Session (Abstract #5529, Poster Board #195) on June 1, 2026, from 9:00am-12:00pm CDT.