OncologyAstraZeneca

AstraZeneca Reports Overall Survival Data for Calquence in Relapsed/Refractory CLL

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Editorial Team · October 10, 2025

AstraZeneca announces overall survival data from ASCEND trial showing Calquence (acalabrutinib) provides survival benefit in relapsed or refractory chronic lymphocytic leukemia.

Oncology cancer research laboratory with microscope and cell samples

AstraZeneca today announced overall survival data from the Phase 3 ASCEND trial evaluating Calquence (acalabrutinib) in patients with relapsed or refractory chronic lymphocytic leukemia. The data showed a trend toward improved overall survival with Calquence compared to investigator's choice of idelalisib plus rituximab or bendamustine plus rituximab.

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