Positive CLL Data For AstraZeneca's BTK Inhibitor Prompts Early ASCEND Trial End

The Calquence Phase III ASCEND trial met its primary endpoint at interim analysis in relapsed or refractory chronic lymphocytic leukemia and thus will stop early.

Leukemia
Calquence is being developed for the treatment of multiple B-cell blood cancers including CLL. • Source: Shutterstock

AstraZeneca PLC's BTK inhibitor Calquence (acalabrutinib) has boosted its prospects in liquid tumors by meeting the endpoint mid-way in a Phase III trial for relapsed or refractory chronic lymphocytic leukemia (CLL), prompting an early end to the ASCEND evaluation.

Already approved in mantle cell lymphoma (MLL), Calquence is being developed by AstraZeneca and partner Acerta Pharma BV for the treatment of multiple B-cell blood cancers, including diffuse large B-cell lymphoma, Waldenstrom's

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