Elinzanetant cuts hot flushes associated with endocrine therapy for breast cancer

2 June 2025

Detailed results from the Phase III OASIS-4 study have found that Bayer’s (BAYN: DE) elinzanetant showed a statistically significant reduction in the frequency of moderate to severe vasomotor symptoms (VMS, also known as hot flushes) from baseline to week four and 12 compared to placebo, in women taking endocrine therapy to prevent hormone receptor (HR+) breast cancer. 

Key secondary endpoints were met with statistically significant improvement of sleep disturbances and menopause-related quality of life from baseline to week 12 versus placebo.

Additional secondary endpoints showed a reduction in VMS frequency at week one and improvements in VMS severity at weeks four and 12 versus placebo.

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