Camizestrant Combination Delayed Time to First Progression by 55% and to Second Progression by 37% in Patients With Advanced HR-positive Breast Cancer With an Emergent ESR1 Tumor Mutation in SERENA-6 Trial

WILMINGTON, Del.--(BUSINESS WIRE)--Further positive results from the Phase III SERENA-6 trial showed AstraZeneca's camizestrant plus a cyclin-dependent kinase (CDK) 4/6 inhibitor – palbociclib, ribociclib or abemaciclib – maintained its progression-free survival (PFS) benefit with longer follow-up and delivered a statistically significant and clinically meaningful improvement in second progression-free survival (PFS2), demonstrating sustained benefit beyond initial treatment. Additionally, expl.