The investigational chemotherapeutic agent eribulin mesylate (E7389) demonstrated activity in a heavily pretreated population of women with locally advanced or metastatic breast cancer, according to results of a multi-center Phase II clinical trial. The study also suggests that eribulin mesylate has a manageable tolerability profile, with a low incidence of Grade 3 (severe) and no Grade 4 (disabling or life-threatening) neuropathy.
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