Aileron Terminates Phase 1b Breast Cancer Chemoprotection Trial Of ALRN-6924

Aileron Therapeutics (ALRN) announced Tuesday that a review of initial data from its Phase 1b chemoprotection trial of ALRN-6924 in patients with p53-mutated breast cancer showed that patients in the trial experienced severe neutropenia (Grade 4) and alopecia.